Math Dump /sym/9f832a
id=155312 · host=jp.commstar.world · 2026-09-01 21:07Z
d/dt [t^9] = 9t^8
det| 4 1 ; 6 5 | = 14
402K
\frac{6}{1} \sum_{i=1}^{n} i^{2}
det| 5 3 ; 7 6 | = 9
398K
∇²r = 0
ω = 2πf
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1
10φ² + 6φ + 6 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∫₀^∞ e^(-θ²) dθ = √π / 2
\frac{4}{8} \sum_{i=1}^{n} i^{2}
\frac{6}{8} \sum_{i=1}^{n} i^{2}