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 07:35Z

∑_{k=1}^{n} k = n(n+1)/2

det| 4 2 ; 6 5 | = 8

46K

∇²γ = 0

468K

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

det| 7 4 ; 4 8 | = 40

289K

∇ × E = −∂B/∂t

278K

∂x/∂θ = 8x

\lim_{β\to 0} \frac{\sin β}{β} = 1

339K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

177K

F = G m₁m₂ / r²

358K

\frac{8}{7} \sum_{i=1}^{n} i^{2}

121K