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 14:04Z

F = ma

2H₂ + O₂ → 2H₂O

168K

∂z/∂ψ = 1z

446K

det| 1 7 ; 6 2 | = -40

6n² + 7n + 6 = 0

144K

12y² + 5y + 7 = 0

371K

CaCO₃ → CaO + CO₂

det| 7 4 ; 4 8 | = 40

259K

det| 7 7 ; 4 8 | = 28

86K

∑_{k=1}^{n} k = n(n+1)/2

224K

∑_{k=1}^{n} k = n(n+1)/2

234K

11t² + 9t + 5 = 0

218K

N₂ + 3H₂ ⇌ 2NH₃

354K

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

70K