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

det| 8 9 ; 6 9 | = 18

168K

∑_{k=1}^{n} k = n(n+1)/2

446K

3x² + 3x + 6 = 0

det| 5 6 ; 2 6 | = 18

144K

N₂ + 3H₂ ⇌ 2NH₃

371K

∇²t = 0

12α² + 6α + 7 = 0

259K

2α² + 9α + 5 = 0

86K

7z² + 2z + 0 = 0

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

224K

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

234K

iħ ∂ψ/∂t = Ĥψ

218K

12n² + 2n + 2 = 0

354K

10n² + 6n + 2 = 0

70K

∇²θ = 0

402K