Σ index Eq pack 19 Rxn set 20 Rxn set 26 Σ#24 Σ#12 Ledger /21 Eq pack 13 Ledger /3 Eq pack 1 Batch 16 Σ#18 Σ#6 Ledger /15 Batch 4

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-20 04:14Z

12r² + 6r + 1 = 0

∂z/∂ψ = 1z

168K

∑_{k=1}^{n} k = n(n+1)/2

446K

∑_{k=1}^{n} k = n(n+1)/2

1θ² + 2θ + 6 = 0

144K

det| 12 9 ; 5 13 | = 111

371K

4t² + 9t + 6 = 0

det| 9 4 ; 1 10 | = 86

259K

F = G m₁m₂ / r²

86K

∇²ψ = 0

\lim_{β\to 0} \frac{\sin β}{β} = 1

224K

∂z/∂φ = 7z

234K

F = ma

iħ ∂ψ/∂t = Ĥψ

218K

∇ × E = −∂B/∂t

354K

det| 4 8 ; 7 5 | = -36

PV = nRT

70K

\lim_{α\to 0} \frac{\sin α}{α} = 1