Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 00:14Z
∇ × E = −∂B/∂t
AgNO₃ + NaCl → AgCl↓ + NaNO₃
36K
det| 6 4 ; 0 7 | = 42
269K
det| 11 2 ; 1 12 | = 130
det| 9 7 ; 3 10 | = 69
131K
∑_{k=1}^{n} k = n(n+1)/2
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
376K
det| 1 4 ; 4 2 | = -14
139K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
399K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
443K
det| 6 8 ; 1 7 | = 34
224K
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1
137K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
379K
∫₀^∞ e^(-n²) dn = √π / 2
212K