Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:03Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
479K
CH₄ + 2O₂ → CO₂ + 2H₂O
∫₀^∞ e^(-n²) dn = √π / 2
57K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
276K
∇²α = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
257K
det| 11 2 ; 5 12 | = 122
164K