Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 00:03Z
∇ × E = −∂B/∂t
∑_{k=1}^{n} k = n(n+1)/2
36K
det| 11 2 ; 1 12 | = 130
det| 7 7 ; 5 8 | = 21
158K
∑_{k=1}^{n} k = n(n+1)/2
AgNO₃ + NaCl → AgCl↓ + NaNO₃
376K
det| 1 1 ; 1 2 | = 1
\frac{6}{1} \sum_{i=1}^{n} i^{2}
344K
10ψ² + 2ψ + 3 = 0
det| 7 2 ; 3 8 | = 50
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
201K
N₂ + 3H₂ ⇌ 2NH₃
∫₀^∞ e^(-r²) dr = √π / 2
295K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
347K
∫₀^∞ e^(-x²) dx = √π / 2
443K
\oint_C \vec{F}\cdot d\vec{r} = 0
333K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
137K
det| 12 7 ; 5 13 | = 121
332K