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 04:37Z

12r² + 6r + 1 = 0

9ψ² + 7ψ + 3 = 0

168K

8ψ² + 7ψ + 0 = 0

446K

∑_{k=1}^{n} k = n(n+1)/2

\lim_{β\to 0} \frac{\sin β}{β} = 1

144K

iħ ∂ψ/∂t = Ĥψ

371K

4t² + 9t + 6 = 0

e^{i\pi} + 1 = 0

259K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

86K

∇²ψ = 0

∇ × E = −∂B/∂t

224K

∇²z = 0

234K

F = ma

E = mc²

218K

d/dt [t^3] = 3t^2

354K

det| 4 8 ; 7 5 | = -36

\lim_{α\to 0} \frac{\sin α}{α} = 1

ω = 2πf

∑_{k=1}^{n} k = n(n+1)/2