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 17:04Z

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

∑_{k=1}^{n} k = n(n+1)/2

46K

det| 12 9 ; 5 13 | = 111

468K

iħ ∂ψ/∂t = Ĥψ

∫₀^∞ e^(-α²) dα = √π / 2

289K

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

278K

3r² + 6r + 7 = 0

det| 9 5 ; 1 10 | = 85

339K

6r² + 3r + 1 = 0

177K

E = mc²

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

358K

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

121K

det| 9 4 ; 1 10 | = 86

399K