Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-18 23:11Z
d/dα [α^11] = 11α^10
det| 11 9 ; 5 12 | = 87
234K
det| 9 4 ; 1 10 | = 86
278K
\frac{3}{5} \sum_{i=1}^{n} i^{2}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
392K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
233K
λ = h/p
\binom{n}{k} = \frac{n!}{k!(n-k)!}
330K
10r² + 3r + 0 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
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\oint_C \vec{F}\cdot d\vec{r} = 0
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e^{i\pi} + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
412K
E = mc²