Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 16:29Z
∇ × E = −∂B/∂t
\frac{8}{9} \sum_{i=1}^{n} i^{2}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
129K
F = ma
det| 3 1 ; 7 4 | = 5
191K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
390K
10n² + 4n + 5 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}