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 20:23Z

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

12α² + 6α + 7 = 0

46K

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

468K

CaCO₃ → CaO + CO₂

∫₀^∞ e^(-t²) dt = √π / 2

289K

det| 4 8 ; 3 5 | = -4

278K

e^{i\pi} + 1 = 0

∑_{k=1}^{n} k = n(n+1)/2

339K

9ψ² + 7ψ + 3 = 0

177K

∂x/∂r = 4x

7r² + 8r + 5 = 0

358K

\frac{3}{2} \sum_{i=1}^{n} i^{2}

121K

8ψ² + 7ψ + 0 = 0

399K

∇ × E = −∂B/∂t

316K