:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--page:#f9f9f7;--surface:#fcfcfb;--text-primary:#0b0b0b;--text-secondary:#52514e;--text-muted:#898781;--grid:#e1e0d9;--axis:#c3c2b7;--border:#0b0b0b1a;--series-1:#2a78d6;--series-2:#eb6834;--series-3:#1baf7a;--mark-muted:#c3c2b7;--hover-wash:#0b0b0b0d;--critical:#d03b3b;--accent-select:#7a5cd6;--define-wash:#fff6dc;--define-edge:#d9a21c;--define-label:#8a5a00}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--page:#0d0d0d;--surface:#1a1a19;--text-primary:#fff;--text-secondary:#c3c2b7;--text-muted:#898781;--grid:#2c2c2a;--axis:#383835;--border:#ffffff1a;--series-1:#3987e5;--series-2:#d95926;--series-3:#199e70;--mark-muted:#52514e;--hover-wash:#ffffff0f;--critical:#e66767;--accent-select:#9b82e8;--define-wash:#2a2310;--define-edge:#c9932a;--define-label:#f0c060}}*{box-sizing:border-box}body{background:var(--page);color:var(--text-primary);margin:0;font:14px/1.5 system-ui,-apple-system,Segoe UI,sans-serif}.shell{max-width:1240px;margin:0 auto;padding:32px 20px 64px}.body{align-items:flex-start;gap:28px;margin-top:20px;display:flex}.page{flex-direction:column;flex:1;gap:16px;min-width:0;max-width:960px;display:flex}.header h1{margin:0 0 4px;font-size:24px}.subtitle{color:var(--text-secondary);max-width:60ch;margin:0}.card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:16px}.card-head{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:8px;margin-bottom:8px;display:flex}.card-head h2{margin:0;font-size:16px}.card-note{color:var(--text-muted);margin:0 0 8px;font-size:12px}.controls{grid-template-columns:repeat(6,1fr);gap:12px 16px;display:grid}.field{flex-direction:column;grid-column:span 2;gap:4px;display:flex}.field-wide{grid-column:span 6}.field-label{color:var(--text-secondary);font-size:12px}input[type=text],input[type=number],select{font:inherit;color:var(--text-primary);background:var(--page);border:1px solid var(--axis);border-radius:6px;padding:7px 10px}input[type=text]{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px}input[aria-invalid=true]{border-color:var(--critical)}input[type=range]{accent-color:var(--series-1)}.error{color:var(--critical);margin:0}.legend{flex-wrap:wrap;gap:16px;display:flex}.legend-item{color:var(--text-secondary);align-items:center;gap:6px;font-size:12px;display:inline-flex}.chip{border-radius:3px;flex:none;width:10px;height:10px;display:inline-block}.chip-dashed{border-radius:2px;height:3px}.chart-box{width:100%;position:relative}.tick-text{fill:var(--text-muted);font-size:11px}.axis-label{fill:var(--text-muted);font-size:11px;font-style:italic}.tooltip{pointer-events:none;background:var(--surface);border:1px solid var(--border);z-index:2;border-radius:8px;min-width:150px;padding:8px 10px;position:absolute;box-shadow:0 2px 10px #0000001f}.tooltip-title{color:var(--text-secondary);margin-bottom:4px;font-size:11px}.tooltip-row{align-items:center;gap:6px;font-size:12px;display:flex}.tooltip-name{color:var(--text-secondary);flex:1}.tooltip-value{font-variant-numeric:tabular-nums}.stats{flex-wrap:wrap;gap:24px;margin-bottom:12px;display:flex}.stat{flex-direction:column;display:flex}.stat-label{color:var(--text-secondary);font-size:12px}.stat-value{font-size:24px;font-weight:600}.formula{background:var(--page);border:1px solid var(--border);white-space:nowrap;border-radius:6px;margin-bottom:12px;padding:10px 12px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;display:block;overflow-x:auto}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:13px}th{text-align:left;color:var(--text-secondary);font-size:12px;font-weight:500}th,td{border-bottom:1px solid var(--grid);padding:5px 12px 5px 0}td{font-variant-numeric:tabular-nums}@media (width<=640px){.field{grid-column:span 3}.field-wide{grid-column:span 6}}.mini-title{color:var(--text-secondary);margin:10px 0 0;font-size:12px}.sum-arrow{color:var(--text-muted)}.paper{margin-top:4px}.math-line{white-space:nowrap;margin:4px 0;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;overflow-x:auto}.math-line sub,.math-line sup{font-size:10px}.paper-table{margin:4px 0 8px}.paper-table td,.paper-table th{padding:3px 14px 3px 0;font-size:12px}.ellipsis-row td{color:var(--text-muted);border-bottom:none;padding:0 14px 0 0}.total-row td{border-top:1px solid var(--axis);font-weight:600}.lesson-text{max-width:78ch}.lesson-text .card-note,p.card-note.lesson-text{color:var(--text-secondary);font-size:13px;line-height:1.6}.alias-verdict{background:var(--page);border:1px solid var(--border);color:var(--text-primary);border-radius:8px;max-width:78ch;margin:6px 0 10px;padding:10px 12px;font-size:13px}.controls-inline{grid-template-columns:repeat(4,1fr);gap:12px 16px;margin-bottom:8px;display:grid}.controls-inline .field{grid-column:span 1}.checkbox-field input{width:16px;height:16px;accent-color:var(--series-1);margin-top:6px}.point-label{fill:var(--text-primary);font-size:12px;font-weight:600}.point-label-secant{fill:var(--series-2)}@media (width<=700px){.controls-inline{grid-template-columns:repeat(2,1fr)}}.tex-block{margin:10px 0;padding:2px 0;overflow:auto hidden}.tex-block .katex-display{margin:4px 0}.tex-block .katex{font-size:1.08em}.tex-inline .katex{font-size:1em}.header-row{justify-content:space-between;align-items:baseline;gap:12px;display:flex}.lang-switch{gap:4px;display:flex}.lang-btn{font:inherit;border:1px solid var(--border);background:var(--surface);color:var(--text-secondary);cursor:pointer;border-radius:6px;padding:4px 10px;font-size:12px}.lang-btn.active{color:var(--text-primary);border-color:var(--series-1)}.sidebar{flex-direction:column;flex:none;gap:6px;width:240px;display:flex;position:sticky;top:16px}.nav-group-btn{font:inherit;border:1px solid var(--border);background:var(--surface);width:100%;color:var(--text-primary);cursor:pointer;text-align:left;border-radius:8px;align-items:center;gap:6px;padding:8px 10px;font-weight:600;display:flex}.nav-group-btn:hover{background:var(--hover-wash)}.nav-chevron{color:var(--text-muted);transition:transform .15s;display:inline-block}.nav-group-btn.open .nav-chevron{transform:rotate(90deg)}.nav-list[hidden]{display:none}.nav-list{flex-direction:column;gap:2px;margin:4px 0 8px;padding:0 0 0 10px;list-style:none;display:flex}.nav-item{font:inherit;width:100%;color:var(--text-secondary);cursor:pointer;text-align:left;background:0 0;border:1px solid #0000;border-radius:6px;justify-content:space-between;align-items:center;gap:8px;padding:6px 10px;font-size:13px;line-height:1.35;display:flex}.nav-item:hover{background:var(--hover-wash);color:var(--text-primary)}.nav-item.active{color:var(--text-primary);background:var(--surface);border-color:var(--series-1)}.nav-soon{text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted);border:1px solid var(--border);border-radius:999px;flex:none;padding:1px 6px;font-size:10px}@media (width<=860px){.body{flex-direction:column;gap:16px}.sidebar{width:100%;position:static}}.section-nav{z-index:3;background:var(--page);border-bottom:1px solid var(--border);gap:6px;padding:8px 0;display:flex;position:sticky;top:0;overflow-x:auto}.section-nav-item{font:inherit;border:1px solid var(--border);background:var(--surface);color:var(--text-secondary);cursor:pointer;white-space:nowrap;border-radius:999px;flex:none;align-items:center;gap:6px;padding:5px 10px;font-size:12px;display:inline-flex}.section-nav-item:hover{background:var(--hover-wash);color:var(--text-primary)}.section-nav-item.active{color:var(--text-primary);border-color:var(--accent-select)}.section-nav-num{font-variant-numeric:tabular-nums;color:var(--text-muted)}.card[id^=sets-],.card[id^=logic-],.card[id^=combi-],.card[id^=num-],.card[id^=pow-],.card[id^=alg-],.card[id^=prop-],.card[id^=lin-],.card[id^=quad-],.card[id^=fn-],.card[id^=geo-],.card[id^=tri-],.card[id^=poly-],.card[id^=circ-],.card[id^=trans-],.card[id^=deriv-],.card[id^=integ-],.card[id^=fft-]{scroll-margin-top:64px}.exercise{border:1px solid var(--border);background:var(--page);border-radius:8px;margin-top:14px;padding:12px}.exercise-prompt{max-width:78ch;margin:0 0 10px;font-size:13px;line-height:1.6}.exercise-tag{text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted);border:1px solid var(--border);border-radius:999px;margin-right:6px;padding:1px 6px;font-size:10px}.exercise-actions{gap:8px;margin-top:10px;display:flex}.btn{font:inherit;border:1px solid var(--axis);background:var(--surface);color:var(--text-primary);cursor:pointer;border-radius:6px;padding:6px 12px;font-size:13px}.btn:hover:not(:disabled){background:var(--hover-wash)}.btn:disabled{opacity:.45;cursor:default}.btn-primary{border-color:var(--accent-select)}.verdict-ok{border-left:3px solid var(--series-3)}.verdict-bad{border-left:3px solid var(--critical)}.verdict-revealed{border-left:3px solid var(--accent-select)}.pill-row{flex-wrap:wrap;gap:6px;margin:8px 0;display:flex}.pill{font:inherit;border:1px solid var(--border);background:var(--surface);color:var(--text-secondary);cursor:pointer;border-radius:999px;padding:4px 10px;font-size:12px}.pill:hover{background:var(--hover-wash)}.pill.active{color:var(--text-primary);border-color:var(--accent-select);background:var(--hover-wash)}.elem-grid{flex-wrap:wrap;gap:8px;margin:10px 0;display:flex}.elem-btn{border:1px solid var(--border);background:var(--surface);width:50px;color:var(--text-muted);font:inherit;font-variant-numeric:tabular-nums;cursor:pointer;border-radius:8px;flex-direction:column;align-items:center;gap:1px;padding:6px 0 4px;font-size:10px;display:inline-flex}.elem-btn:hover{background:var(--hover-wash)}.elem-btn.selected{border-color:var(--accent-select);background:var(--hover-wash);color:var(--text-primary)}.elem-btn.missing{border-color:var(--critical);border-style:dashed}.elem-btn.extra{border-color:var(--critical)}.elem-universe{border:1px solid var(--axis);border-radius:10px;margin:10px 0;padding:6px 10px 10px}.elem-universe-label{color:var(--text-muted);font-size:11px}.venn-row{grid-template-columns:1fr 1fr;align-items:start;gap:16px;display:grid}.count-input,.answer-input{width:74px;font:inherit;border:1px solid var(--axis);background:var(--page);color:var(--text-primary);border-radius:6px;padding:5px 8px}.roster{margin:6px 0;font-size:13px}@media (width<=760px){.venn-row{grid-template-columns:1fr}}.sentence-list{flex-direction:column;gap:6px;margin:8px 0;padding:0;list-style:none;display:flex}.sentence-row{border:1px solid var(--border);background:var(--surface);border-radius:8px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:6px 12px;padding:6px 10px;font-size:13px;display:flex}.paper-table td.cell-ok{box-shadow:inset 3px 0 0 var(--series-3)}.paper-table td.cell-bad{box-shadow:inset 3px 0 0 var(--critical)}.paper-table tr.row-ok td{background:var(--hover-wash)}.step-list{flex-direction:column;gap:6px;margin:6px 0;padding:0;list-style:none;display:flex}.step-btn,.step-row{font:inherit;text-align:left;border:1px solid var(--border);background:var(--surface);color:var(--text-primary);border-radius:8px;align-items:baseline;gap:8px;padding:6px 10px;font-size:13px;display:flex}.step-btn{cursor:pointer}.step-btn:hover{background:var(--hover-wash)}.step-row{border-color:var(--accent-select)}.elem-btn.elem-wide{width:auto;min-width:64px;padding:7px 12px;font-size:12px}.word-pill{font-variant-numeric:tabular-nums;letter-spacing:.08em;color:var(--text-primary)}.line-label{font-variant-numeric:tabular-nums;font-size:11px}.digit-row{flex-wrap:wrap;align-items:center;margin:10px 0;display:flex}.digit-cell{align-items:baseline;display:inline-flex}.digit-box{text-align:center;border:1px solid var(--border);background:var(--surface);font-variant-numeric:tabular-nums;border-radius:5px;min-width:22px;margin-right:2px;padding:4px 0;display:inline-block}.digit-box.deciding{border-color:var(--accent-select);background:var(--hover-wash);font-weight:600}.definition{background:var(--define-wash);border:1px solid var(--define-edge);color:var(--text-primary);border-left-width:4px;border-radius:8px;margin:8px 0 12px;padding:10px 14px;font-size:13px;line-height:1.6}.definition p{margin:0}.definition p+p{margin-top:6px}.definition-label{color:var(--define-label);margin-bottom:4px;display:block}.definition .tex-block{margin:8px 0 2px}.pow-picture{margin:10px 0}.pow-factor-row{flex-wrap:wrap;align-items:center;gap:4px;margin:3px 0;display:flex}.pow-factor{text-align:center;border:1px solid var(--series-1);background:color-mix(in srgb, var(--series-1) 18%, transparent);font-variant-numeric:tabular-nums;border-radius:5px;min-width:26px;padding:3px 6px;display:inline-block}.pow-factor.g2{border-color:var(--series-2);background:color-mix(in srgb, var(--series-2) 18%, transparent)}.pow-factor.cancel{border-color:var(--mark-muted);color:var(--text-muted);background:0 0;text-decoration:line-through}.pow-op{color:var(--text-secondary);padding:0 4px}.pow-gap{width:10px}.pow-frac-bar{background:var(--axis);height:1px;margin:4px 0}.pow-point{text-align:center;width:12px;color:var(--accent-select);font-weight:700;display:inline-block}.pow-badge{border:1px dashed var(--mark-muted);color:var(--text-muted);border-radius:999px;margin:6px 0;padding:2px 10px;font-size:11px;display:inline-block}.pow-badge.ok{border-style:solid;border-color:var(--series-3);color:var(--series-3)}.alg-final td{background:color-mix(in srgb, var(--accent-select) 12%, transparent);font-weight:700}.alg-area{max-width:100%;display:block}.alg-region{fill-opacity:.25;stroke:var(--mark-muted);stroke-width:1px}.alg-region.lit{fill-opacity:.55}.alg-missing{fill:none;stroke:var(--mark-muted);stroke-width:1px;stroke-dasharray:5 4}.alg-label{fill:var(--text-secondary);font-size:11px}.prop-current td{background:color-mix(in srgb, var(--accent-select) 12%, transparent);font-weight:600}.prop-constant .stat-value{color:var(--accent-select)}.prop-multiples{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px;margin:8px 0;display:grid}.prop-multiple{border:1px solid var(--mark-muted);border-radius:8px;padding:6px}.prop-multiple.lit{border:2px solid var(--accent-select);padding:5px}.prop-multiple-caption{color:var(--text-secondary);margin:2px 0 0;font-size:12px}.prop-bar{max-width:100%;display:block}.prop-bar-base{fill:color-mix(in srgb, var(--series-1) 18%, transparent);stroke:var(--series-1);stroke-width:1px}.prop-bar-value{fill:color-mix(in srgb, var(--accent-select) 45%, transparent);stroke:var(--accent-select);stroke-width:1px}.prop-bar-label{fill:var(--text-secondary);font-size:11px}.lin-steps{flex-direction:column;gap:8px;margin:8px 0;padding:0;list-style:none;display:flex}.lin-step{border:1px solid var(--border);background:var(--surface);border-radius:8px;padding:6px 12px}.lin-step .tex-block{margin:2px 0}.lin-step-note{color:var(--text-secondary);font-size:12px;display:block}.lin-step.lin-flip{border-color:var(--series-2);border-left:3px solid var(--series-2);background:color-mix(in srgb, var(--series-2) 12%, transparent)}.lin-result{border-left:3px solid var(--accent-select);background:color-mix(in srgb, var(--accent-select) 12%, transparent);border-radius:6px;margin:8px 0;padding:8px 12px}.lin-box{fill:var(--series-1);stroke:var(--surface);stroke-width:1px}.lin-box-label{fill:var(--surface);font-size:13px;font-weight:600}.lin-unit{fill:var(--series-3);stroke:var(--surface);stroke-width:1px}.lin-bar{border:1px solid var(--border);border-radius:6px;height:22px;margin:8px 0;display:flex;overflow:hidden}.lin-bar-part{flex:none;height:100%}.quad-parallel td{vertical-align:top}.quad-parallel td:first-child,.quad-parallel td:nth-child(2){white-space:nowrap}.quad-parallel .quad-note{white-space:normal;color:var(--text-secondary);font-size:11px}.fn-node{stroke-width:1px}.fn-node-left{fill:color-mix(in srgb, var(--series-1) 18%, transparent);stroke:var(--series-1)}.fn-node-right{fill:color-mix(in srgb, var(--series-2) 18%, transparent);stroke:var(--series-2)}.fn-node.lit{stroke:var(--accent-select);stroke-width:2px}.fn-node-label{fill:var(--text-primary);font-size:12px}.fn-arrow{stroke:var(--text-muted);stroke-width:1.5px;fill:none}.fn-arrow-head{fill:var(--text-muted)}.fn-selects{flex-wrap:wrap;gap:12px;margin:8px 0;display:flex}.fn-select{width:auto;min-width:96px}.home-title{margin:0}.home-lead{max-width:70ch;color:var(--text-secondary);margin:0}.home-section{flex-direction:column;gap:16px;display:flex}.home-group{flex-direction:column;gap:8px;display:flex}.home-group h3{margin:0;font-size:15px}.home-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:10px;display:grid}.home-card{border:1px solid var(--mark-muted);background:var(--surface);color:var(--text-primary);border-radius:10px;flex-direction:column;gap:6px;padding:12px 14px;line-height:1.4;text-decoration:none;display:flex}.home-card:hover{border-color:var(--accent-select);background:var(--hover-wash)}.home-card:focus-visible{outline:2px solid var(--accent-select);outline-offset:2px}.home-tag{color:var(--text-muted);margin-top:auto;font-size:11px}.home-soon{color:var(--text-secondary);flex-wrap:wrap;gap:6px 12px;margin:0;padding:0;font-size:13px;list-style:none;display:flex}.home-soon li{align-items:center;gap:6px;display:inline-flex}.title-home{font:inherit;color:inherit;cursor:pointer;background:0 0;border:0;padding:0}.title-home:hover{color:var(--accent-select)}.nav-home.active{border-color:var(--series-1)}.geo-point{cursor:grab;touch-action:none}.geo-point:active{cursor:grabbing}.geo-point:focus{outline:none}.geo-point:focus-visible{outline:2px solid var(--accent-select);outline-offset:2px}.geo-label{font-size:12px}.geo-muted{opacity:.45}.geo-order-num{background:var(--accent-select);width:18px;height:18px;color:var(--surface);border-radius:50%;justify-content:center;align-items:center;margin-right:6px;font-size:11px;font-weight:600;display:inline-flex}.integ-formula{width:190px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.fft-bars{align-items:flex-end;gap:6px;margin:12px 0 4px;display:flex}.fft-bar{color:var(--text-secondary);font:inherit;cursor:pointer;background:0 0;border:none;flex-direction:column;flex:1 1 0;align-items:center;gap:4px;padding:0;font-size:12px;display:flex}.fft-bar-track{border-bottom:1px solid var(--axis);justify-content:stretch;align-items:flex-end;width:100%;height:74px;display:flex}.fft-bar-fill{background:var(--mark-muted);border-radius:3px 3px 0 0;width:100%}.fft-bar.on .fft-bar-fill{background:var(--series-1)}.fft-bar.on .fft-bar-num{color:var(--text-primary);font-weight:600}.fft-bar:focus-visible{outline:2px solid var(--accent-select);outline-offset:2px;border-radius:4px}.fft-play{flex-wrap:wrap;align-items:center;gap:10px;margin:12px 0 4px;display:flex}.fft-parts{grid-template-columns:repeat(3,1fr);gap:12px 16px;margin-bottom:8px;display:grid}.fft-part{min-width:0}.fft-part .mini-title{margin-top:0}@media (width<=760px){.fft-parts{grid-template-columns:1fr}}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/mathvis/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2)format("woff2"),url(/mathvis/assets/KaTeX_AMS-Regular-DMm9YOAa.woff)format("woff"),url(/mathvis/assets/KaTeX_AMS-Regular-DRggAlZN.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/mathvis/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2)format("woff2"),url(/mathvis/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff)format("woff"),url(/mathvis/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/mathvis/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2)format("woff2"),url(/mathvis/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff)format("woff"),url(/mathvis/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/mathvis/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2)format("woff2"),url(/mathvis/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff)format("woff"),url(/mathvis/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/mathvis/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2)format("woff2"),url(/mathvis/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff)format("woff"),url(/mathvis/assets/KaTeX_Fraktur-Regular-CB_wures.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/mathvis/assets/KaTeX_Main-Bold-Cx986IdX.woff2)format("woff2"),url(/mathvis/assets/KaTeX_Main-Bold-Jm3AIy58.woff)format("woff"),url(/mathvis/assets/KaTeX_Main-Bold-waoOVXN0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/mathvis/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2)format("woff2"),url(/mathvis/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff)format("woff"),url(/mathvis/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/mathvis/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2)format("woff2"),url(/mathvis/assets/KaTeX_Main-Italic-BMLOBm91.woff)format("woff"),url(/mathvis/assets/KaTeX_Main-Italic-3WenGoN9.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/mathvis/assets/KaTeX_Main-Regular-B22Nviop.woff2)format("woff2"),url(/mathvis/assets/KaTeX_Main-Regular-Dr94JaBh.woff)format("woff"),url(/mathvis/assets/KaTeX_Main-Regular-ypZvNtVU.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/mathvis/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2)format("woff2"),url(/mathvis/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff)format("woff"),url(/mathvis/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/mathvis/assets/KaTeX_Math-Italic-t53AETM-.woff2)format("woff2"),url(/mathvis/assets/KaTeX_Math-Italic-DA0__PXp.woff)format("woff"),url(/mathvis/assets/KaTeX_Math-Italic-flOr_0UB.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/mathvis/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2)format("woff2"),url(/mathvis/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff)format("woff"),url(/mathvis/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/mathvis/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2)format("woff2"),url(/mathvis/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff)format("woff"),url(/mathvis/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/mathvis/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2)format("woff2"),url(/mathvis/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff)format("woff"),url(/mathvis/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/mathvis/assets/KaTeX_Script-Regular-D3wIWfF6.woff2)format("woff2"),url(/mathvis/assets/KaTeX_Script-Regular-D5yQViql.woff)format("woff"),url(/mathvis/assets/KaTeX_Script-Regular-C5JkGWo-.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/mathvis/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2)format("woff2"),url(/mathvis/assets/KaTeX_Size1-Regular-C195tn64.woff)format("woff"),url(/mathvis/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/mathvis/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2)format("woff2"),url(/mathvis/assets/KaTeX_Size2-Regular-oD1tc_U0.woff)format("woff"),url(/mathvis/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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)format("woff2"),url(/mathvis/assets/KaTeX_Size3-Regular-CTq5MqoE.woff)format("woff"),url(/mathvis/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/mathvis/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2)format("woff2"),url(/mathvis/assets/KaTeX_Size4-Regular-BF-4gkZK.woff)format("woff"),url(/mathvis/assets/KaTeX_Size4-Regular-DWFBv043.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/mathvis/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2)format("woff2"),url(/mathvis/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff)format("woff"),url(/mathvis/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.18.7"}.katex .katex-mathml{clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.katex-newline{display:block}.katex .katex-base{white-space:nowrap;width:min-content;position:relative}.katex .katex-base,.katex .katex-strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;table-layout:fixed;display:inline-table}.katex .vlist-r{display:table-row}.katex .vlist{vertical-align:bottom;display:table-cell;position:relative}.katex .vlist>span{height:0;display:block;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{width:0;overflow:hidden}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.katex .katex-vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .katex-thinbox{flex-direction:row;width:0;max-width:0;display:inline-flex}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline,.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-rule,.katex .katex-underline .underline-line,.katex .mfrac .frac-line{min-height:1px}.katex .mspace{display:inline-block}.katex .katex-smash{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.katex .clap>.katex-inner,.katex .llap>.katex-inner,.katex .rlap>.katex-inner{position:absolute}.katex .clap>.katex-fix,.katex .llap>.katex-fix,.katex .rlap>.katex-fix{display:inline-block}.katex .llap>.katex-inner{right:0}.katex .clap>.katex-inner,.katex .rlap>.katex-inner{left:0}.katex .clap>.katex-inner>span{margin-left:-50%;margin-right:50%}.katex .katex-rule{border:0 solid;display:inline-block;position:relative}.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-underline .underline-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.katex-root{margin-left:.277778em;margin-right:-.555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .katex-sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .katex-sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .katex-sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .katex-sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .katex-sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .katex-sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .katex-sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .katex-sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .katex-sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .katex-sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .katex-sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .katex-sizing.reset-size2.size1{font-size:.833333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .katex-sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .katex-sizing.reset-size2.size3{font-size:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .katex-sizing.reset-size2.size4{font-size:1.33333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .katex-sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .katex-sizing.reset-size2.size6{font-size:1.66667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .katex-sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .katex-sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .katex-sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .katex-sizing.reset-size2.size10{font-size:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .katex-sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .katex-sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .katex-sizing.reset-size3.size2{font-size:.857143em}.katex .fontsize-ensurer.reset-size3.size3,.katex .katex-sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .katex-sizing.reset-size3.size4{font-size:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .katex-sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .katex-sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .katex-sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .katex-sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .katex-sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .katex-sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .katex-sizing.reset-size3.size11{font-size:3.55429em}.katex .fontsize-ensurer.reset-size4.size1,.katex .katex-sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .katex-sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .katex-sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .katex-sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .katex-sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .katex-sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .katex-sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .katex-sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .katex-sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .katex-sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .katex-sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .katex-sizing.reset-size5.size1{font-size:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .katex-sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .katex-sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .katex-sizing.reset-size5.size4{font-size:.888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .katex-sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .katex-sizing.reset-size5.size6{font-size:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .katex-sizing.reset-size5.size7{font-size:1.33333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .katex-sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .katex-sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .katex-sizing.reset-size5.size10{font-size:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .katex-sizing.reset-size5.size11{font-size:2.76444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .katex-sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .katex-sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .katex-sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .katex-sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .katex-sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .katex-sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .katex-sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .katex-sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .katex-sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .katex-sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .katex-sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .katex-sizing.reset-size7.size1{font-size:.416667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .katex-sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .katex-sizing.reset-size7.size3{font-size:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .katex-sizing.reset-size7.size4{font-size:.666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .katex-sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .katex-sizing.reset-size7.size6{font-size:.833333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .katex-sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .katex-sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .katex-sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .katex-sizing.reset-size7.size10{font-size:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .katex-sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .katex-sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .katex-sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .katex-sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .katex-sizing.reset-size8.size4{font-size:.555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .katex-sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .katex-sizing.reset-size8.size6{font-size:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .katex-sizing.reset-size8.size7{font-size:.833333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .katex-sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .katex-sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .katex-sizing.reset-size8.size10{font-size:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .katex-sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .katex-sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .katex-sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .katex-sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .katex-sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .katex-sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .katex-sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .katex-sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .katex-sizing.reset-size9.size8{font-size:.833333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .katex-sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .katex-sizing.reset-size9.size10{font-size:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .katex-sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .katex-sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .katex-sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .katex-sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .katex-sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .katex-sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .katex-sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .katex-sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .katex-sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .katex-sizing.reset-size10.size9{font-size:.833173em}.katex .fontsize-ensurer.reset-size10.size10,.katex .katex-sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .katex-sizing.reset-size10.size11{font-size:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .katex-sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .katex-sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .katex-sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .katex-sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .katex-sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .katex-sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .katex-sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .katex-sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .katex-sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .katex-sizing.reset-size11.size10{font-size:.833601em}.katex .fontsize-ensurer.reset-size11.size11,.katex .katex-sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{width:.12em;display:inline-block}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .katex-accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .katex-accent .accent-body{position:relative}.katex .katex-accent .accent-body:not(.accent-full){width:0}.katex .katex-overlay{display:block}.katex .mtable .vertical-separator{min-width:1px;display:inline-block}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;height:inherit;width:100%;display:block;position:absolute}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;min-width:0;max-width:none;min-height:0;max-height:none}.katex .katex-stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .katex-stretchy:after,.katex .katex-stretchy:before{content:""}.katex .hide-tail{width:100%;position:relative;overflow:hidden}.katex .halfarrow-left{width:50.2%;position:absolute;left:0;overflow:hidden}.katex .halfarrow-right{width:50.2%;position:absolute;right:0;overflow:hidden}.katex .brace-left{width:25.1%;position:absolute;left:0;overflow:hidden}.katex .brace-center{width:50%;position:absolute;left:25%;overflow:hidden}.katex .brace-right{width:25.1%;position:absolute;right:0;overflow:hidden}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{box-sizing:border-box;border:.04em solid}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .katex-sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{box-sizing:border-box;border-top:.049em solid;border-right:.049em solid;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .reflectbox{display:inline-block;transform:scaleX(-1)}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.katex-tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.katex-tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}