Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 17:24Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
iħ ∂ψ/∂t = Ĥψ
det| 9 4 ; 1 10 | = 86
289K
3r² + 6r + 7 = 0
det| 7 2 ; 7 8 | = 42
339K
E = mc²
CH₄ + 2O₂ → CO₂ + 2H₂O
399K
∑_{k=1}^{n} k = n(n+1)/2
11K
det| 2 3 ; 5 3 | = -9
387K