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 21:53Z

7ω² + 9ω + 3 = 0

\lim_{α\to 0} \frac{\sin α}{α} = 1

46K

det| 5 3 ; 7 6 | = 9

468K

∑_{k=1}^{n} k = n(n+1)/2

det| 7 4 ; 4 8 | = 40

289K

N₂ + 3H₂ ⇌ 2NH₃

278K

3n² + 8n + 2 = 0

10ψ² + 5ψ + 0 = 0

339K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

177K

∑_{k=1}^{n} k = n(n+1)/2

358K

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

121K