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 17:42Z

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

\frac{8}{6} \sum_{i=1}^{n} i^{2}

46K

E = mc²

468K

iħ ∂ψ/∂t = Ĥψ

6n² + 7n + 6 = 0

289K

N₂ + 3H₂ ⇌ 2NH₃

278K

3r² + 6r + 7 = 0

CaCO₃ → CaO + CO₂

339K

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

177K

E = mc²

2H₂ + O₂ → 2H₂O

358K

∑_{k=1}^{n} k = n(n+1)/2

121K

11ψ² + 6ψ + 2 = 0

399K

det| 7 4 ; 4 8 | = 40

316K

det| 8 9 ; 4 9 | = 36

11K