Σ index Eq pack 19 Eq pack 13 Σ#12 Batch 22 Matrix 17 Σ#24 Batch 10 Ledger /9 Rxn set 8 Eq pack 25 Σ#18 Rxn set 26 Rxn set 14 Matrix 5 Ledger /3 Matrix 23

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-19 07:34Z

∑_{k=1}^{n} k = n(n+1)/2

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

46K

det| 1 4 ; 3 2 | = -10

468K

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

d/dx [x^3] = 3x^2

289K

8ψ² + 7ψ + 0 = 0

278K

∂x/∂θ = 8x

CH₄ + 2O₂ → CO₂ + 2H₂O

339K

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

177K

3φ² + 4φ + 2 = 0

N₂ + 3H₂ ⇌ 2NH₃

358K

∇ × E = −∂B/∂t

121K

5ω² + 6ω + 0 = 0