Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 01:18Z
∑_{k=1}^{n} k = n(n+1)/2
det| 11 9 ; 0 12 | = 132
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∫₀^∞ e^(-z²) dz = √π / 2
479K
3β² + 6β + 2 = 0
det| 7 4 ; 4 8 | = 40
276K
F = ma
\frac{8}{7} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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\lim_{α\to 0} \frac{\sin α}{α} = 1
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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