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 20:20Z

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

d/dt [t^3] = 3t^2

46K

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

468K

CaCO₃ → CaO + CO₂

∇ × E = −∂B/∂t

289K

det| 5 2 ; 3 6 | = 24

278K

e^{i\pi} + 1 = 0

∇²z = 0

339K

det| 10 2 ; 3 11 | = 104

177K

∂x/∂r = 4x

det| 10 3 ; 4 11 | = 98

358K

PV = nRT

121K

E = mc²

399K

8ψ² + 7ψ + 0 = 0

316K

det| 2 8 ; 7 3 | = -50

11K