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 07:53Z

∑_{k=1}^{n} k = n(n+1)/2

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

46K

det| 9 4 ; 1 10 | = 86

468K

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

7y² + 9y + 1 = 0

289K

det| 12 1 ; 5 13 | = 151

278K

∂x/∂θ = 8x

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

339K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

177K

3φ² + 4φ + 2 = 0

6r² + 3r + 1 = 0

358K

∑_{k=1}^{n} k = n(n+1)/2

121K

∂y/∂n = 5y

399K

∑_{k=1}^{n} k = n(n+1)/2

316K