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

F = G m₁m₂ / r²

168K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

446K

3x² + 3x + 6 = 0

∇ × E = −∂B/∂t

144K

det| 7 4 ; 4 8 | = 40

371K

∇²t = 0

det| 12 9 ; 5 13 | = 111

259K

λ = h/p

86K

7z² + 2z + 0 = 0

det| 9 8 ; 3 10 | = 66

224K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

234K

det| 4 2 ; 5 5 | = 10

9α² + 6α + 0 = 0

218K

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

354K

2H₂ + O₂ → 2H₂O

iħ ∂ψ/∂t = Ĥψ