Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 20:35Z
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
∑_{k=1}^{n} k = n(n+1)/2
326K
∑_{k=1}^{n} k = n(n+1)/2
198K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
det| 4 7 ; 5 5 | = -15
\binom{n}{k} = \frac{n!}{k!(n-k)!}
201K
CaCO₃ → CaO + CO₂
CH₄ + 2O₂ → CO₂ + 2H₂O
176K
∫₀^∞ e^(-x²) dx = √π / 2
319K
d/dω [ω^8] = 8ω^7
det| 9 4 ; 1 10 | = 86
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\frac{9}{3} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
233K
\binom{n}{k} = \frac{n!}{k!(n-k)!}