Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 00:22Z
∇ × E = −∂B/∂t
AgNO₃ + NaCl → AgCl↓ + NaNO₃
36K
det| 11 2 ; 1 12 | = 130
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1
131K
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
240K
det| 12 7 ; 5 13 | = 121
344K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
201K
\oint_C \vec{F}\cdot d\vec{r} = 0
295K
det| 8 8 ; 2 9 | = 56
399K
det| 1 4 ; 2 2 | = -6
224K
det| 10 2 ; 1 11 | = 108
137K
\frac{10}{5} \sum_{i=1}^{n} i^{2}
333K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
379K