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 17:22Z

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

11φ² + 4φ + 0 = 0

46K

6n² + 7n + 6 = 0

468K

iħ ∂ψ/∂t = Ĥψ

∇²r = 0

289K

det| 7 4 ; 4 8 | = 40

278K

3r² + 6r + 7 = 0

F = G m₁m₂ / r²

339K

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

177K

E = mc²

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

358K

∑_{k=1}^{n} k = n(n+1)/2

121K

det| 7 7 ; 4 8 | = 28

399K

∇ × E = −∂B/∂t

316K