Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 21:13Z
∑_{k=1}^{n} k = n(n+1)/2
det| 11 5 ; 0 12 | = 132
479K
\oint_C \vec{F}\cdot d\vec{r} = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∫₀^∞ e^(-x²) dx = √π / 2
191K
∫₀^∞ e^(-t²) dt = √π / 2
390K
\lim_{α\to 0} \frac{\sin α}{α} = 1
det| 3 3 ; 4 4 | = 0
153K
\frac{10}{1} \sum_{i=1}^{n} i^{2}
F = G m₁m₂ / r²