Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 02:32Z
\lim_{r\to 0} \frac{\sin r}{r} = 1
Fe₂O₃ + 3CO → 2Fe + 3CO₂
8K
E = mc²
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
102K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
57K
\oint_C \vec{F}\cdot d\vec{r} = 0
∫₀^∞ e^(-φ²) dφ = √π / 2
264K
∇ × E = −∂B/∂t
det| 9 4 ; 1 10 | = 86
257K
λ = h/p
det| 10 3 ; 4 11 | = 98
62K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
det| 5 3 ; 2 6 | = 24
46K
CaCO₃ → CaO + CO₂
\lim_{α\to 0} \frac{\sin α}{α} = 1
\lim_{x\to 0} \frac{\sin x}{x} = 1