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

det| 9 5 ; 1 10 | = 85

46K

det| 9 4 ; 1 10 | = 86

468K

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

11z² + 3z + 4 = 0

289K

det| 12 9 ; 5 13 | = 111

278K

∂x/∂θ = 8x

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

339K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

177K

3φ² + 4φ + 2 = 0

det| 4 2 ; 6 5 | = 8

358K

∑_{k=1}^{n} k = n(n+1)/2

121K

9α² + 7α + 5 = 0

399K

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

316K