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 20:14Z

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

∑_{k=1}^{n} k = n(n+1)/2

46K

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

468K

CaCO₃ → CaO + CO₂

11φ² + 4φ + 0 = 0

289K

det| 9 4 ; 1 10 | = 86

278K

e^{i\pi} + 1 = 0

∇ × E = −∂B/∂t

339K

det| 4 7 ; 2 5 | = 6

177K

∂x/∂r = 4x

∑_{k=1}^{n} k = n(n+1)/2

358K

det| 9 6 ; 7 10 | = 48

121K

ΔS ≥ 0

399K

∂ψ/∂β = 3ψ

316K

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

11K