Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 19:51Z
\oint_C \vec{F}\cdot d\vec{r} = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
129K
6x² + 5x + 5 = 0
∫₀^∞ e^(-φ²) dφ = √π / 2
390K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
ω = 2πf
9ω² + 6ω + 5 = 0
e^{i\pi} + 1 = 0
F = G m₁m₂ / r²
∇²φ = 0