Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 17:27Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
46K
det| 7 4 ; 4 8 | = 40
468K
iħ ∂ψ/∂t = Ĥψ
∫₀^∞ e^(-θ²) dθ = √π / 2
278K
3r² + 6r + 7 = 0
E = mc²
CH₄ + 2O₂ → CO₂ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
399K
det| 6 6 ; 5 7 | = 12
316K
det| 3 6 ; 1 4 | = 6