Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 19:50Z
∂r/∂φ = 2r
\lim_{α\to 0} \frac{\sin α}{α} = 1
326K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
198K
e^{i\pi} + 1 = 0
∫₀^∞ e^(-x²) dx = √π / 2
155K
det| 10 2 ; 1 11 | = 108
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\oint_C \vec{F}\cdot d\vec{r} = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
359K
det| 7 4 ; 4 8 | = 40
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λ = h/p
det| 5 9 ; 0 6 | = 30
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det| 7 2 ; 3 8 | = 50
412K
e^{i\pi} + 1 = 0
9t² + 1t + 0 = 0