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 00:03Z

∑_{k=1}^{n} k = n(n+1)/2

iħ ∂ψ/∂t = Ĥψ

168K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

446K

3x² + 3x + 6 = 0

e^{i\pi} + 1 = 0

144K

∑_{k=1}^{n} k = n(n+1)/2

371K

∇²t = 0

det| 6 1 ; 2 7 | = 40

259K

det| 5 9 ; 7 6 | = -33

86K

7z² + 2z + 0 = 0

ω = 2πf

224K

det| 10 7 ; 1 11 | = 103

234K

det| 4 2 ; 5 5 | = 10

det| 7 5 ; 5 8 | = 31

218K

\frac{3}{2} \sum_{i=1}^{n} i^{2}

354K