Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 01:24Z
\frac{12}{9} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
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∫₀^∞ e^(-z²) dz = √π / 2
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∫₀^∞ e^(-r²) dr = √π / 2
det| 7 4 ; 4 8 | = 40
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∑_{k=1}^{n} k = n(n+1)/2
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det| 5 3 ; 6 6 | = 12
\frac{12}{6} \sum_{i=1}^{n} i^{2}
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F = ma
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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det| 3 3 ; 4 4 | = 0
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\lim_{β\to 0} \frac{\sin β}{β} = 1
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\oint_C \vec{F}\cdot d\vec{r} = 0
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