Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:25Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
479K
CH₄ + 2O₂ → CO₂ + 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
264K
∫₀^∞ e^(-n²) dn = √π / 2
276K
∇²α = 0
∫₀^∞ e^(-φ²) dφ = √π / 2
257K
\oint_C \vec{F}\cdot d\vec{r} = 0
250K
ω = 2πf
\lim_{x\to 0} \frac{\sin x}{x} = 1
62K
det| 9 4 ; 1 10 | = 86
256K