Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 02:32Z
\lim_{r\to 0} \frac{\sin r}{r} = 1
∫₀^∞ e^(-y²) dy = √π / 2
8K
E = mc²
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
102K
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 9 4 ; 1 10 | = 86
264K
∑_{k=1}^{n} k = n(n+1)/2
276K
∇ × E = −∂B/∂t
\binom{n}{k} = \frac{n!}{k!(n-k)!}
257K
λ = h/p
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
CaCO₃ → CaO + CO₂