Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-21 02:43Z
\oint_C \vec{F}\cdot d\vec{r} = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
148K
det| 7 4 ; 4 8 | = 40
372K
∇ × E = −∂B/∂t
Fe₂O₃ + 3CO → 2Fe + 3CO₂
188K
det| 8 9 ; 7 9 | = 9
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
287K
∫₀^∞ e^(-ω²) dω = √π / 2
\oint_C \vec{F}\cdot d\vec{r} = 0
165K
CaCO₃ → CaO + CO₂
\lim_{x\to 0} \frac{\sin x}{x} = 1
141K
∑_{k=1}^{n} k = n(n+1)/2
229K