Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 23:37Z
CH₄ + 2O₂ → CO₂ + 2H₂O
det| 1 4 ; 2 2 | = -6
244K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
52K
\lim_{β\to 0} \frac{\sin β}{β} = 1
∑_{k=1}^{n} k = n(n+1)/2
91K
∇²x = 0
det| 9 8 ; 5 10 | = 50
det| 4 8 ; 3 5 | = -4
197K
\lim_{γ\to 0} \frac{\sin γ}{γ} = 1
det| 9 4 ; 1 10 | = 86
262K
\oint_C \vec{F}\cdot d\vec{r} = 0
196K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
218K