Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 19:27Z
∂r/∂φ = 2r
det| 4 8 ; 3 5 | = -4
198K
e^{i\pi} + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
63K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
201K
\oint_C \vec{F}\cdot d\vec{r} = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{t\to 0} \frac{\sin t}{t} = 1
359K
λ = h/p
e^{i\pi} + 1 = 0