Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 21:23Z
∑_{k=1}^{n} k = n(n+1)/2
∫₀^∞ e^(-φ²) dφ = √π / 2
75K
∫₀^∞ e^(-φ²) dφ = √π / 2
479K
\oint_C \vec{F}\cdot d\vec{r} = 0
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
129K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 7 4 ; 4 8 | = 40
191K
det| 5 9 ; 0 6 | = 30
390K
\lim_{α\to 0} \frac{\sin α}{α} = 1
\frac{10}{1} \sum_{i=1}^{n} i^{2}
det| 5 3 ; 7 6 | = 9
473K