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 00:55Z

∑_{k=1}^{n} k = n(n+1)/2

det| 2 6 ; 0 3 | = 6

168K

CH₄ + 2O₂ → CO₂ + 2H₂O

446K

3x² + 3x + 6 = 0

2H₂ + O₂ → 2H₂O

144K

det| 7 2 ; 7 8 | = 42

371K

∇²t = 0

∑_{k=1}^{n} k = n(n+1)/2

259K

iħ ∂ψ/∂t = Ĥψ

86K

10γ² + 8γ + 7 = 0

224K

9α² + 6α + 0 = 0

234K

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

218K

N₂ + 3H₂ ⇌ 2NH₃

354K

det| 7 4 ; 4 8 | = 40

70K