Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:09Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
\frac{2}{2} \sum_{i=1}^{n} i^{2}
479K
det| 2 7 ; 7 3 | = -43
8K
CH₄ + 2O₂ → CO₂ + 2H₂O
det| 9 4 ; 1 10 | = 86
57K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-t²) dt = √π / 2
276K
∇²α = 0
∑_{k=1}^{n} k = n(n+1)/2
250K
ω = 2πf
\oint_C \vec{F}\cdot d\vec{r} = 0
62K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
256K
PV = nRT