Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 23:05Z
det| 12 3 ; 2 13 | = 150
det| 2 7 ; 7 3 | = -43
8K
∂y/∂φ = 5y
det| 9 6 ; 0 10 | = 90
102K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
57K
\frac{3}{2} \sum_{i=1}^{n} i^{2}
∫₀^∞ e^(-φ²) dφ = √π / 2
264K
∫₀^∞ e^(-n²) dn = √π / 2
F = G m₁m₂ / r²
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
46K
CH₄ + 2O₂ → CO₂ + 2H₂O
\frac{2}{6} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}