Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 02:15Z
\lim_{r\to 0} \frac{\sin r}{r} = 1
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
479K
∑_{k=1}^{n} k = n(n+1)/2
8K
E = mc²
∫₀^∞ e^(-y²) dy = √π / 2
102K
det| 11 9 ; 5 12 | = 87
57K
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 7 4 ; 4 8 | = 40
264K
\lim_{t\to 0} \frac{\sin t}{t} = 1
276K
∇ × E = −∂B/∂t
det| 2 7 ; 7 3 | = -43
257K
∑_{k=1}^{n} k = n(n+1)/2
250K
λ = h/p
det| 11 2 ; 5 12 | = 122
62K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
46K
CaCO₃ → CaO + CO₂