Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 00:04Z
∇ × E = −∂B/∂t
det| 3 9 ; 7 4 | = -51
36K
det| 11 2 ; 1 12 | = 130
Fe₂O₃ + 3CO → 2Fe + 3CO₂
158K
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
240K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
376K
det| 1 1 ; 1 2 | = 1
\lim_{t\to 0} \frac{\sin t}{t} = 1
139K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
344K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
295K
det| 9 8 ; 0 10 | = 90
224K
det| 5 4 ; 7 6 | = 2
333K
\lim_{z\to 0} \frac{\sin z}{z} = 1
333K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
332K