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 00:12Z

∑_{k=1}^{n} k = n(n+1)/2

det| 9 4 ; 1 10 | = 86

168K

2H₂ + O₂ → 2H₂O

446K

3x² + 3x + 6 = 0

N₂ + 3H₂ ⇌ 2NH₃

144K

7φ² + 3φ + 6 = 0

371K

∇²t = 0

\lim_{x\to 0} \frac{\sin x}{x} = 1

259K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

86K

F = G m₁m₂ / r²

224K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

234K

iħ ∂ψ/∂t = Ĥψ

218K

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

354K

E = mc²

70K

∇²t = 0

402K