Math Dump /sym/18751f
id=609227 · host=jp.commstar.world · 2026-09-01 21:05Z
∫₀^∞ e^(-x²) dx = √π / 2
det| 4 1 ; 6 5 | = 14
402K
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 5 3 ; 7 6 | = 9
398K
∑_{k=1}^{n} k = n(n+1)/2
ΔS ≥ 0
\frac{9}{8} \sum_{i=1}^{n} i^{2}
\lim_{n\to 0} \frac{\sin n}{n} = 1
e^{i\pi} + 1 = 0
det| 8 2 ; 4 9 | = 64
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∫₀^∞ e^(-ω²) dω = √π / 2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1