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 20:53Z

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

∑_{k=1}^{n} k = n(n+1)/2

46K

8ψ² + 7ψ + 0 = 0

468K

CaCO₃ → CaO + CO₂

det| 7 9 ; 1 8 | = 47

289K

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

278K

e^{i\pi} + 1 = 0

∂n/∂θ = 3n

339K

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

177K

∂x/∂r = 4x

∇ × E = −∂B/∂t

358K

∂ψ/∂β = 3ψ

121K

det| 3 7 ; 2 4 | = -2

399K

∂y/∂γ = 8y

316K