Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 19:25Z
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
479K
\oint_C \vec{F}\cdot d\vec{r} = 0
∑_{k=1}^{n} k = n(n+1)/2
57K
∂x/∂γ = 3x
det| 11 5 ; 0 12 | = 132
264K
det| 2 4 ; 4 3 | = -10
276K
det| 5 2 ; 4 6 | = 22