Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:11Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
\frac{8}{6} \sum_{i=1}^{n} i^{2}
479K
CH₄ + 2O₂ → CO₂ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
57K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∇²α = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
257K
∫₀^∞ e^(-θ²) dθ = √π / 2
62K