Σ index Ledger /3 Matrix 11 Matrix 23 Rxn set 8 Rxn set 20 Batch 16 Σ#6 Eq pack 13 Σ#24 Σ#12 Matrix 17 Ledger /9 Rxn set 26 Batch 4 Σ#18

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-18 23:23Z

d/dn [n^4] = 4n^3

d/dθ [θ^3] = 3θ^2

384K

\lim_{α\to 0} \frac{\sin α}{α} = 1

385K

\lim_{θ\to 0} \frac{\sin θ}{θ} = 1

∑_{k=1}^{n} k = n(n+1)/2

163K

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

259K

iħ ∂ψ/∂t = Ĥψ

∇²γ = 0

305K

det| 9 4 ; 1 10 | = 86

57K

\frac{2}{4} \sum_{i=1}^{n} i^{2}

∇²θ = 0

293K

e^{i\pi} + 1 = 0

110K

det| 5 7 ; 5 6 | = -5

det| 12 9 ; 4 13 | = 120

Fe₂O₃ + 3CO → 2Fe + 3CO₂

iħ ∂ψ/∂t = Ĥψ

2r² + 6r + 7 = 0