Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 23:46Z
det| 12 3 ; 2 13 | = 150
\oint_C \vec{F}\cdot d\vec{r} = 0
8K
∂y/∂φ = 5y
det| 1 2 ; 7 2 | = -12
102K
∑_{k=1}^{n} k = n(n+1)/2
57K
\frac{3}{2} \sum_{i=1}^{n} i^{2}
∫₀^∞ e^(-n²) dn = √π / 2
CH₄ + 2O₂ → CO₂ + 2H₂O
257K
F = G m₁m₂ / r²
det| 7 4 ; 4 8 | = 40
256K
∑_{k=1}^{n} k = n(n+1)/2
det| 7 2 ; 3 8 | = 50
164K
\frac{2}{6} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}