Math Dump /sym/a7c3f7
id=551460 · host=jp.commstar.world · 2026-09-01 21:07Z
∑_{k=1}^{n} k = n(n+1)/2
det| 4 1 ; 6 5 | = 14
402K
10β² + 4β + 5 = 0
det| 5 3 ; 7 6 | = 9
398K
F = G m₁m₂ / r²
∇²θ = 0
det| 5 9 ; 6 6 | = -24
6φ² + 1φ + 7 = 0
det| 8 6 ; 3 9 | = 54
det| 6 1 ; 0 7 | = 42
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
1φ² + 6φ + 3 = 0
ΔS ≥ 0
2H₂ + O₂ → 2H₂O