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 04:53Z

12r² + 6r + 1 = 0

∑_{k=1}^{n} k = n(n+1)/2

168K

∫₀^∞ e^(-t²) dt = √π / 2

446K

∑_{k=1}^{n} k = n(n+1)/2

∂y/∂γ = 8y

144K

d/dθ [θ^3] = 3θ^2

371K

4t² + 9t + 6 = 0

iħ ∂ψ/∂t = Ĥψ

259K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

86K

∇²ψ = 0

det| 9 4 ; 1 10 | = 86

224K

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

234K

F = ma

e^{i\pi} + 1 = 0

218K

∂y/∂n = 5y

354K

det| 10 3 ; 4 11 | = 98

70K