Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 00:18Z
∇ × E = −∂B/∂t
\binom{n}{k} = \frac{n!}{k!(n-k)!}
36K
det| 11 2 ; 1 12 | = 130
∑_{k=1}^{n} k = n(n+1)/2
\oint_C \vec{F}\cdot d\vec{r} = 0
376K
det| 1 1 ; 1 2 | = 1
det| 9 7 ; 1 10 | = 83
344K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
91K
\oint_C \vec{F}\cdot d\vec{r} = 0
201K
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1
295K
det| 8 2 ; 3 9 | = 66
399K
\frac{12}{4} \sum_{i=1}^{n} i^{2}
443K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
224K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
137K
\oint_C \vec{F}\cdot d\vec{r} = 0
333K
det| 1 4 ; 3 2 | = -10
379K
det| 7 6 ; 1 8 | = 50
332K
\oint_C \vec{F}\cdot d\vec{r} = 0
212K