Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 20:25Z
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
∑_{k=1}^{n} k = n(n+1)/2
326K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
198K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
63K
det| 4 7 ; 5 5 | = -15
det| 4 8 ; 3 5 | = -4
201K
CaCO₃ → CaO + CO₂
det| 3 1 ; 7 4 | = 5
319K
d/dω [ω^8] = 8ω^7
det| 7 4 ; 4 8 | = 40
359K
\frac{9}{3} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
2H₂ + O₂ → 2H₂O