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 20:34Z

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

ω = 2πf

46K

N₂ + 3H₂ ⇌ 2NH₃

468K

CaCO₃ → CaO + CO₂

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

289K

det| 1 4 ; 3 2 | = -10

278K

e^{i\pi} + 1 = 0

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

339K

det| 5 6 ; 2 6 | = 18

177K

∂x/∂r = 4x

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

358K

d/dγ [γ^3] = 3γ^2

121K

det| 7 4 ; 4 8 | = 40

399K

PV = nRT

316K

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

11K

∑_{k=1}^{n} k = n(n+1)/2

387K

[ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26]