Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 02:20Z
\lim_{r\to 0} \frac{\sin r}{r} = 1
det| 1 4 ; 2 2 | = -6
479K
∑_{k=1}^{n} k = n(n+1)/2
8K
E = mc²
det| 7 4 ; 4 8 | = 40
102K
∑_{k=1}^{n} k = n(n+1)/2
57K
\oint_C \vec{F}\cdot d\vec{r} = 0
∑_{k=1}^{n} k = n(n+1)/2
276K
∇ × E = −∂B/∂t
\oint_C \vec{F}\cdot d\vec{r} = 0
257K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
250K
λ = h/p
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
46K