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

1n² + 7n + 3 = 0

168K

\frac{6}{7} \sum_{i=1}^{n} i^{2}

446K

3x² + 3x + 6 = 0

det| 7 9 ; 1 8 | = 47

144K

∫₀^∞ e^(-α²) dα = √π / 2

371K

∇²t = 0

9ψ² + 7ψ + 3 = 0

259K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

86K

7z² + 2z + 0 = 0

12n² + 2n + 6 = 0

224K

∂ψ/∂β = 3ψ

234K

iħ ∂ψ/∂t = Ĥψ

218K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

354K