Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:25Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
CH₄ + 2O₂ → CO₂ + 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-t²) dt = √π / 2
264K
∑_{k=1}^{n} k = n(n+1)/2
276K
∇²α = 0
∑_{k=1}^{n} k = n(n+1)/2
257K
det| 7 4 ; 4 8 | = 40
250K
ω = 2πf
∫₀^∞ e^(-α²) dα = √π / 2
62K
det| 8 5 ; 3 9 | = 57
256K
PV = nRT
\binom{n}{k} = \frac{n!}{k!(n-k)!}
46K
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 10 8 ; 3 11 | = 86