Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-06 13:42Z
\lim_{n\to 0} \frac{\sin n}{n} = 1
\binom{n}{k} = \frac{n!}{k!(n-k)!}
9K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
371K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
392K
det| 12 1 ; 1 13 | = 155
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
423K
\oint_C \vec{F}\cdot d\vec{r} = 0
24K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
CH₄ + 2O₂ → CO₂ + 2H₂O
397K
CaCO₃ → CaO + CO₂
5φ² + 9φ + 0 = 0
det| 12 7 ; 4 13 | = 128
ΔS ≥ 0
λ = h/p