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 00:20Z

∑_{k=1}^{n} k = n(n+1)/2

∫₀^∞ e^(-ω²) dω = √π / 2

168K

∫₀^∞ e^(-z²) dz = √π / 2

446K

3x² + 3x + 6 = 0

det| 7 4 ; 4 8 | = 40

144K

F = G m₁m₂ / r²

371K

∇²t = 0

PV = nRT

259K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

86K

7z² + 2z + 0 = 0

d/dγ [γ^3] = 3γ^2

224K

∇ × E = −∂B/∂t

234K

e^{i\pi} + 1 = 0

218K

∇²θ = 0

354K

11t² + 9t + 7 = 0

70K

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

402K