Math Dump /sym/d69323
id=757633 · host=jp.commstar.world · 2026-09-01 21:06Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 4 1 ; 6 5 | = 14
402K
F = G m₁m₂ / r²
det| 5 3 ; 7 6 | = 9
398K
\oint_C \vec{F}\cdot d\vec{r} = 0
\lim_{r\to 0} \frac{\sin r}{r} = 1
λ = h/p
F = G m₁m₂ / r²
∇²ψ = 0
∫₀^∞ e^(-θ²) dθ = √π / 2
\oint_C \vec{F}\cdot d\vec{r} = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∇²ψ = 0
∑_{k=1}^{n} k = n(n+1)/2