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 04:06Z

∇²y = 0

\binom{n}{k} = \frac{n!}{k!(n-k)!}

46K

det| 9 5 ; 1 10 | = 85

468K

11γ² + 9γ + 2 = 0

∂β/∂z = 1β

289K

det| 7 4 ; 4 8 | = 40

278K

CH₄ + 2O₂ → CO₂ + 2H₂O

iħ ∂ψ/∂t = Ĥψ

339K

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

177K

N₂ + 3H₂ ⇌ 2NH₃

358K

∑_{k=1}^{n} k = n(n+1)/2

121K