Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 00:06Z
∇ × E = −∂B/∂t
\frac{6}{2} \sum_{i=1}^{n} i^{2}
36K
\oint_C \vec{F}\cdot d\vec{r} = 0
269K
det| 11 2 ; 1 12 | = 130
det| 1 5 ; 5 2 | = -23
131K
∑_{k=1}^{n} k = n(n+1)/2
det| 1 1 ; 1 2 | = 1
det| 5 6 ; 6 6 | = -6
139K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
344K
10ψ² + 2ψ + 3 = 0
det| 3 5 ; 4 4 | = -8
91K
N₂ + 3H₂ ⇌ 2NH₃
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
399K
CH₄ + 2O₂ → CO₂ + 2H₂O
224K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
333K
\frac{3}{7} \sum_{i=1}^{n} i^{2}
379K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
212K