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 17:20Z

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

det| 12 9 ; 5 13 | = 111

46K

∇ × E = −∂B/∂t

468K

iħ ∂ψ/∂t = Ĥψ

PV = nRT

289K

det| 7 2 ; 7 8 | = 42

278K

3r² + 6r + 7 = 0

F = G m₁m₂ / r²

339K

∑_{k=1}^{n} k = n(n+1)/2

177K

6r² + 3r + 1 = 0

358K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

121K

e^{i\pi} + 1 = 0

399K

∇ × E = −∂B/∂t

316K

det| 7 4 ; 4 8 | = 40

11K