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 06:04Z

det| 3 9 ; 6 4 | = -42

∇ × E = −∂B/∂t

168K

\lim_{r\to 0} \frac{\sin r}{r} = 1

446K

∑_{k=1}^{n} k = n(n+1)/2

\frac{4}{6} \sum_{i=1}^{n} i^{2}

144K

E = mc²

371K

2z² + 2z + 5 = 0

1n² + 7n + 3 = 0

259K

det| 7 4 ; 4 8 | = 40

86K

iħ ∂ψ/∂t = Ĥψ

det| 1 4 ; 3 2 | = -10

224K

11t² + 9t + 7 = 0

234K

∫₀^∞ e^(-t²) dt = √π / 2

F = G m₁m₂ / r²

218K

\frac{2}{2} \sum_{i=1}^{n} i^{2}

354K

det| 4 5 ; 7 5 | = -15