Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 16:28Z
∇ × E = −∂B/∂t
Fe₂O₃ + 3CO → 2Fe + 3CO₂
75K
CH₄ + 2O₂ → CO₂ + 2H₂O
479K
\frac{8}{9} \sum_{i=1}^{n} i^{2}
F = ma
det| 7 4 ; 4 8 | = 40
191K
det| 10 4 ; 1 11 | = 106
390K
10n² + 4n + 5 = 0
∑_{k=1}^{n} k = n(n+1)/2
1K
\binom{n}{k} = \frac{n!}{k!(n-k)!}