Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 16:38Z
∇ × E = −∂B/∂t
\frac{8}{9} \sum_{i=1}^{n} i^{2}
F = ma
10n² + 4n + 5 = 0
det| 12 1 ; 4 13 | = 152
153K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
12x² + 6x + 5 = 0
∫₀^∞ e^(-γ²) dγ = √π / 2