Math Dump /sym/d8d931
id=910197 · host=jp.commstar.world · 2026-09-01 21:05Z
det| 7 2 ; 7 8 | = 42
det| 4 1 ; 6 5 | = 14
402K
∑_{k=1}^{n} k = n(n+1)/2
det| 5 3 ; 7 6 | = 9
398K
det| 5 5 ; 3 6 | = 15
\frac{10}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
F = ma
∑_{k=1}^{n} k = n(n+1)/2
∂α/∂α = 8α
N₂ + 3H₂ ⇌ 2NH₃
d/dn [n^10] = 10n^9
12θ² + 6θ + 2 = 0
8ψ² + 3ψ + 2 = 0