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 00:04Z

∑_{k=1}^{n} k = n(n+1)/2

det| 2 7 ; 7 3 | = -43

168K

\frac{8}{7} \sum_{i=1}^{n} i^{2}

446K

3x² + 3x + 6 = 0

d/dx [x^3] = 3x^2

144K

e^{i\pi} + 1 = 0

371K

∇²t = 0

Fe₂O₃ + 3CO → 2Fe + 3CO₂

259K

8ψ² + 7ψ + 0 = 0

86K

7z² + 2z + 0 = 0

12ψ² + 4ψ + 6 = 0

224K

∂α/∂ω = 3α

234K

det| 4 2 ; 5 5 | = 10

iħ ∂ψ/∂t = Ĥψ

218K

N₂ + 3H₂ ⇌ 2NH₃

354K