Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 01:34Z
∑_{k=1}^{n} k = n(n+1)/2
\oint_C \vec{F}\cdot d\vec{r} = 0
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∑_{k=1}^{n} k = n(n+1)/2
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3β² + 6β + 2 = 0
det| 3 7 ; 2 4 | = -2
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F = ma
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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det| 5 9 ; 0 6 | = 30
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\frac{8}{7} \sum_{i=1}^{n} i^{2}
1x² + 5x + 7 = 0
det| 6 6 ; 3 7 | = 24
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∇²ψ = 0
3φ² + 8φ + 6 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}