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 07:36Z

∑_{k=1}^{n} k = n(n+1)/2

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

46K

∑_{k=1}^{n} k = n(n+1)/2

468K

\frac{6}{1} \sum_{i=1}^{n} i^{2}

det| 3 6 ; 0 4 | = 12

289K

12y² + 5y + 7 = 0

278K

∂x/∂θ = 8x

det| 7 4 ; 4 8 | = 40

339K

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

177K

∑_{k=1}^{n} k = n(n+1)/2

358K

∑_{k=1}^{n} k = n(n+1)/2

121K

det| 12 1 ; 5 13 | = 151

399K

N₂ + 3H₂ ⇌ 2NH₃

316K

∑_{k=1}^{n} k = n(n+1)/2

11K

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