Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 17:08Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
iħ ∂ψ/∂t = Ĥψ
\binom{n}{k} = \frac{n!}{k!(n-k)!}
289K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
278K
3r² + 6r + 7 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
177K
E = mc²
\binom{n}{k} = \frac{n!}{k!(n-k)!}
358K
CH₄ + 2O₂ → CO₂ + 2H₂O
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
399K
det| 9 8 ; 3 10 | = 66
316K
det| 3 6 ; 1 4 | = 6
\binom{n}{k} = \frac{n!}{k!(n-k)!}
11K
det| 9 4 ; 1 10 | = 86
387K