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 01:19Z

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

∑_{k=1}^{n} k = n(n+1)/2

46K

∇²θ = 0

468K

ω = 2πf

11t² + 9t + 5 = 0

289K

iħ ∂ψ/∂t = Ĥψ

278K

det| 1 7 ; 1 2 | = -5

8ψ² + 7ψ + 0 = 0

339K

\frac{4}{9} \sum_{i=1}^{n} i^{2}

177K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

det| 11 5 ; 0 12 | = 132

358K

2H₂ + O₂ → 2H₂O

121K

∑_{k=1}^{n} k = n(n+1)/2

399K

N₂ + 3H₂ ⇌ 2NH₃

316K