Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 01:37Z
\frac{12}{9} \sum_{i=1}^{n} i^{2}
\frac{2}{2} \sum_{i=1}^{n} i^{2}
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det| 11 5 ; 0 12 | = 132
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∫₀^∞ e^(-r²) dr = √π / 2
det| 5 3 ; 6 6 | = 12
\oint_C \vec{F}\cdot d\vec{r} = 0
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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F = ma
\oint_C \vec{F}\cdot d\vec{r} = 0
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CH₄ + 2O₂ → CO₂ + 2H₂O
9x² + 6x + 1 = 0