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 07:54Z

∑_{k=1}^{n} k = n(n+1)/2

det| 7 4 ; 4 8 | = 40

46K

∑_{k=1}^{n} k = n(n+1)/2

468K

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

∇ × E = −∂B/∂t

289K

det| 9 8 ; 3 10 | = 66

278K

∂x/∂θ = 8x

det| 7 9 ; 1 8 | = 47

339K

∇²β = 0

177K

ω = 2πf

358K

∫₀^∞ e^(-α²) dα = √π / 2

121K

F = G m₁m₂ / r²

399K

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

316K

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

11K