Math Dump /sym/87f055
id=509269 · host=jp.commstar.world · 2026-09-01 21:07Z
det| 5 8 ; 3 6 | = 6
det| 4 1 ; 6 5 | = 14
402K
∑_{k=1}^{n} k = n(n+1)/2
det| 5 3 ; 7 6 | = 9
398K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 8 8 ; 5 9 | = 32
∑_{k=1}^{n} k = n(n+1)/2
ω = 2πf
CH₄ + 2O₂ → CO₂ + 2H₂O
iħ ∂ψ/∂t = Ĥψ
∑_{k=1}^{n} k = n(n+1)/2
F = ma
10t² + 9t + 5 = 0
e^{i\pi} + 1 = 0