Field Notes / Σ /sym/e8a598
id=428175 · host=formula-vault.cloud · 2026-08-30 16:42Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
22K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 6 2 ; 6 7 | = 30
381K
\frac{11}{9} \sum_{i=1}^{n} i^{2}
∫₀^∞ e^(-n²) dn = √π / 2
det| 11 4 ; 5 12 | = 112
82K