Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 15:50Z
d/dz [z^3] = 3z^2
∑_{k=1}^{n} k = n(n+1)/2
75K
∑_{k=1}^{n} k = n(n+1)/2
479K
6φ² + 8φ + 0 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
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∫₀^∞ e^(-n²) dn = √π / 2
129K
ω = 2πf
\lim_{β\to 0} \frac{\sin β}{β} = 1
191K
det| 10 8 ; 7 11 | = 54
det| 5 6 ; 2 6 | = 18
det| 9 4 ; 1 10 | = 86
338K
iħ ∂ψ/∂t = Ĥψ
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
8t² + 7t + 5 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0