Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:05Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
\frac{2}{2} \sum_{i=1}^{n} i^{2}
479K
∫₀^∞ e^(-ω²) dω = √π / 2
8K
CH₄ + 2O₂ → CO₂ + 2H₂O
det| 12 9 ; 5 13 | = 111
102K
det| 7 4 ; 4 8 | = 40
57K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 10 5 ; 4 11 | = 90
264K
∑_{k=1}^{n} k = n(n+1)/2
276K
∇²α = 0
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
250K
ω = 2πf
PV = nRT
Fe₂O₃ + 3CO → 2Fe + 3CO₂
46K
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 10 8 ; 3 11 | = 86