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 20:57Z

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

8x² + 2x + 7 = 0

46K

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

468K

CaCO₃ → CaO + CO₂

∫₀^∞ e^(-x²) dx = √π / 2

289K

N₂ + 3H₂ ⇌ 2NH₃

278K

e^{i\pi} + 1 = 0

12α² + 6α + 7 = 0

339K

det| 7 7 ; 4 8 | = 28

177K

∂x/∂r = 4x

∂z/∂ψ = 1z

358K

8ψ² + 7ψ + 0 = 0

121K

∂n/∂θ = 3n

399K

iħ ∂ψ/∂t = Ĥψ

316K

det| 8 9 ; 4 9 | = 36

11K