Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 19:44Z
∂r/∂φ = 2r
det| 3 1 ; 7 4 | = 5
198K
e^{i\pi} + 1 = 0
det| 7 4 ; 4 8 | = 40
63K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 4 4 ; 5 5 | = 0
366K
\lim_{t\to 0} \frac{\sin t}{t} = 1
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\oint_C \vec{F}\cdot d\vec{r} = 0
\lim_{t\to 0} \frac{\sin t}{t} = 1
319K
\binom{n}{k} = \frac{n!}{k!(n-k)!}