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 17:29Z

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

E = mc²

46K

CH₄ + 2O₂ → CO₂ + 2H₂O

468K

iħ ∂ψ/∂t = Ĥψ

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

289K

det| 7 2 ; 7 8 | = 42

278K

3r² + 6r + 7 = 0

8ψ² + 7ψ + 0 = 0

339K

det| 5 2 ; 3 6 | = 24

177K

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

358K

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

121K

e^{i\pi} + 1 = 0

399K

∇ × E = −∂B/∂t

316K

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

11K