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 00:52Z

∑_{k=1}^{n} k = n(n+1)/2

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

168K

det| 2 8 ; 7 3 | = -50

446K

3x² + 3x + 6 = 0

6x² + 6x + 1 = 0

144K

∂α/∂r = 8α

371K

∇²t = 0

F = G m₁m₂ / r²

259K

11z² + 3z + 4 = 0

86K

7z² + 2z + 0 = 0

\lim_{γ\to 0} \frac{\sin γ}{γ} = 1

224K

∫₀^∞ e^(-ψ²) dψ = √π / 2

234K

det| 4 2 ; 5 5 | = 10

iħ ∂ψ/∂t = Ĥψ

218K

det| 9 8 ; 3 10 | = 66

354K

det| 9 4 ; 1 10 | = 86

70K