Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:03Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
479K
det| 9 4 ; 1 10 | = 86
8K
CH₄ + 2O₂ → CO₂ + 2H₂O
\oint_C \vec{F}\cdot d\vec{r} = 0
102K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
264K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
276K
∇²α = 0
det| 2 6 ; 0 3 | = 6
257K
ω = 2πf
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
256K
PV = nRT
∫₀^∞ e^(-y²) dy = √π / 2
164K