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 06:48Z

det| 3 9 ; 6 4 | = -42

d/dt [t^3] = 3t^2

168K

det| 9 4 ; 1 10 | = 86

446K

∑_{k=1}^{n} k = n(n+1)/2

∑_{k=1}^{n} k = n(n+1)/2

144K

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

371K

2z² + 2z + 5 = 0

7y² + 9y + 1 = 0

259K

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

86K

iħ ∂ψ/∂t = Ĥψ

det| 5 2 ; 3 6 | = 24

224K

det| 7 7 ; 4 8 | = 28

234K

∫₀^∞ e^(-t²) dt = √π / 2

2H₂ + O₂ → 2H₂O

det| 4 5 ; 7 5 | = -15