Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 23:06Z
det| 12 3 ; 2 13 | = 150
Fe₂O₃ + 3CO → 2Fe + 3CO₂
479K
∂y/∂φ = 5y
∑_{k=1}^{n} k = n(n+1)/2
57K
\frac{3}{2} \sum_{i=1}^{n} i^{2}
∫₀^∞ e^(-n²) dn = √π / 2
∫₀^∞ e^(-α²) dα = √π / 2
257K
\lim_{α\to 0} \frac{\sin α}{α} = 1
250K
F = G m₁m₂ / r²
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)!}