Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:28Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
479K
CH₄ + 2O₂ → CO₂ + 2H₂O
det| 2 4 ; 4 3 | = -10
102K
det| 8 5 ; 3 9 | = 57
57K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-x²) dx = √π / 2
264K
∇²α = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
257K
\oint_C \vec{F}\cdot d\vec{r} = 0
250K
ω = 2πf
∑_{k=1}^{n} k = n(n+1)/2
62K
PV = nRT