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 21:52Z

7ω² + 9ω + 3 = 0

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

46K

∑_{k=1}^{n} k = n(n+1)/2

468K

∑_{k=1}^{n} k = n(n+1)/2

9θ² + 7θ + 4 = 0

289K

det| 9 4 ; 1 10 | = 86

278K

3n² + 8n + 2 = 0

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

339K

9ψ² + 7ψ + 3 = 0

177K

∇²x = 0

e^{i\pi} + 1 = 0

358K

det| 7 6 ; 1 8 | = 50

121K

∑_{k=1}^{n} k = n(n+1)/2

399K

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

316K