Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 01:36Z
∑_{k=1}^{n} k = n(n+1)/2
\oint_C \vec{F}\cdot d\vec{r} = 0
479K
3β² + 6β + 2 = 0
det| 12 1 ; 4 13 | = 152
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det| 9 4 ; 1 10 | = 86
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F = ma
∫₀^∞ e^(-t²) dt = √π / 2
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\frac{8}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
1K
∫₀^∞ e^(-ψ²) dψ = √π / 2
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1x² + 5x + 7 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
473K
∇²ψ = 0
det| 4 8 ; 3 5 | = -4
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3φ² + 8φ + 6 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}