Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 02:18Z
det| 2 2 ; 6 3 | = -6
det| 5 3 ; 7 6 | = 9
198K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 3 1 ; 4 4 | = 8
∫₀^∞ e^(-t²) dt = √π / 2
366K
det| 5 3 ; 2 6 | = 24
201K
ΔS ≥ 0
∇ × E = −∂B/∂t
∑_{k=1}^{n} k = n(n+1)/2
263K
10φ² + 7φ + 2 = 0
9r² + 5r + 0 = 0