Math Dump /sym/bc3420
id=58433 · host=jp.commstar.world · 2026-09-01 21:05Z
\frac{4}{9} \sum_{i=1}^{n} i^{2}
det| 4 1 ; 6 5 | = 14
402K
F = G m₁m₂ / r²
det| 5 3 ; 7 6 | = 9
398K
det| 8 6 ; 0 9 | = 72
det| 1 3 ; 5 2 | = -13
∇ × E = −∂B/∂t
∫₀^∞ e^(-t²) dt = √π / 2
PV = nRT
∑_{k=1}^{n} k = n(n+1)/2
Fe₂O₃ + 3CO → 2Fe + 3CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
e^{i\pi} + 1 = 0
det| 4 6 ; 2 5 | = 8