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 20:11Z

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

∑_{k=1}^{n} k = n(n+1)/2

46K

det| 12 9 ; 5 13 | = 111

468K

CaCO₃ → CaO + CO₂

∇ × E = −∂B/∂t

289K

d/dψ [ψ^7] = 7ψ^6

278K

e^{i\pi} + 1 = 0

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

339K

11t² + 6t + 6 = 0

177K

∂x/∂r = 4x

det| 5 3 ; 7 6 | = 9

358K

det| 7 4 ; 4 8 | = 40

121K

N₂ + 3H₂ ⇌ 2NH₃

399K