Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 02:32Z
\lim_{r\to 0} \frac{\sin r}{r} = 1
E = mc²
\oint_C \vec{F}\cdot d\vec{r} = 0
∫₀^∞ e^(-y²) dy = √π / 2
264K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
276K
∇ × E = −∂B/∂t
AgNO₃ + NaCl → AgCl↓ + NaNO₃
257K
λ = h/p
d/dθ [θ^7] = 7θ^6