Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 19:18Z
\oint_C \vec{F}\cdot d\vec{r} = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
276K
6x² + 5x + 5 = 0
∑_{k=1}^{n} k = n(n+1)/2
191K
det| 7 4 ; 4 8 | = 40
390K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 11 9 ; 5 12 | = 87
1K
ω = 2πf
9ω² + 6ω + 5 = 0
e^{i\pi} + 1 = 0