Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 00:18Z
∇ × E = −∂B/∂t
det| 9 6 ; 3 10 | = 72
269K
det| 11 2 ; 1 12 | = 130
\oint_C \vec{F}\cdot d\vec{r} = 0
158K
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
240K
det| 9 8 ; 0 10 | = 90
376K
∑_{k=1}^{n} k = n(n+1)/2
139K
\frac{9}{6} \sum_{i=1}^{n} i^{2}
91K
\oint_C \vec{F}\cdot d\vec{r} = 0
201K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
443K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
137K
det| 8 8 ; 6 9 | = 24
333K