Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 02:08Z
\lim_{r\to 0} \frac{\sin r}{r} = 1
E = mc²
\frac{12}{7} \sum_{i=1}^{n} i^{2}
102K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
57K
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 2 4 ; 4 3 | = -10
264K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
276K
∇ × E = −∂B/∂t
λ = h/p
d/dθ [θ^7] = 7θ^6
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂