Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-21 05:11Z
∫₀^∞ e^(-n²) dn = √π / 2
det| 10 4 ; 1 11 | = 106
352K
e^{i\pi} + 1 = 0
det| 7 4 ; 4 8 | = 40
375K
d/dθ [θ^3] = 3θ^2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
89K
∑_{k=1}^{n} k = n(n+1)/2
434K
\frac{12}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
63K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
361K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
F = G m₁m₂ / r²
CH₄ + 2O₂ → CO₂ + 2H₂O
404K
det| 3 6 ; 7 4 | = -30
\frac{12}{1} \sum_{i=1}^{n} i^{2}