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 00:21Z

∑_{k=1}^{n} k = n(n+1)/2

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

168K

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

446K

3x² + 3x + 6 = 0

\frac{3}{2} \sum_{i=1}^{n} i^{2}

144K

∂z/∂ψ = 1z

371K

∇²t = 0

Fe₂O₃ + 3CO → 2Fe + 3CO₂

259K

F = G m₁m₂ / r²

86K

7z² + 2z + 0 = 0

iħ ∂ψ/∂t = Ĥψ

224K

det| 2 6 ; 0 3 | = 6

234K

det| 4 2 ; 5 5 | = 10

det| 1 4 ; 3 2 | = -10

218K

det| 9 4 ; 1 10 | = 86

354K