Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 23:55Z
det| 12 3 ; 2 13 | = 150
\frac{2}{2} \sum_{i=1}^{n} i^{2}
479K
∫₀^∞ e^(-φ²) dφ = √π / 2
8K
∂y/∂φ = 5y
\frac{3}{2} \sum_{i=1}^{n} i^{2}
det| 3 6 ; 0 4 | = 12
276K
∫₀^∞ e^(-n²) dn = √π / 2
AgNO₃ + NaCl → AgCl↓ + NaNO₃
257K
det| 10 3 ; 4 11 | = 98
250K
F = G m₁m₂ / r²
∑_{k=1}^{n} k = n(n+1)/2
62K
det| 7 4 ; 4 8 | = 40
256K
∑_{k=1}^{n} k = n(n+1)/2
\frac{2}{6} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}