Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 19:28Z
∂r/∂φ = 2r
det| 1 1 ; 5 2 | = -3
198K
e^{i\pi} + 1 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 9 4 ; 1 10 | = 86
176K
det| 4 6 ; 4 5 | = -4
359K
\lim_{α\to 0} \frac{\sin α}{α} = 1
263K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
412K