Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 00:04Z
∇ × E = −∂B/∂t
det| 9 4 ; 1 10 | = 86
269K
det| 11 2 ; 1 12 | = 130
det| 4 4 ; 2 5 | = 12
131K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
158K
∑_{k=1}^{n} k = n(n+1)/2
AgNO₃ + NaCl → AgCl↓ + NaNO₃
240K
det| 9 8 ; 4 10 | = 58
376K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
139K
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1
91K
det| 7 2 ; 3 8 | = 50
201K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
295K
∑_{k=1}^{n} k = n(n+1)/2
137K
\oint_C \vec{F}\cdot d\vec{r} = 0
333K