Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 19:28Z
∂r/∂φ = 2r
∑_{k=1}^{n} k = n(n+1)/2
326K
e^{i\pi} + 1 = 0
det| 4 4 ; 5 5 | = 0
155K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\oint_C \vec{F}\cdot d\vec{r} = 0
∑_{k=1}^{n} k = n(n+1)/2
319K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 5 9 ; 7 6 | = -33
359K
λ = h/p
\binom{n}{k} = \frac{n!}{k!(n-k)!}
233K
N₂ + 3H₂ ⇌ 2NH₃