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 17:09Z

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

7y² + 9y + 1 = 0

46K

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

468K

iħ ∂ψ/∂t = Ĥψ

∇ × E = −∂B/∂t

289K

ω = 2πf

278K

3r² + 6r + 7 = 0

12y² + 5y + 7 = 0

339K

∇²z = 0

177K

E = mc²

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

358K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

121K

12α² + 6α + 7 = 0

399K

8ψ² + 7ψ + 0 = 0

316K

\frac{8}{7} \sum_{i=1}^{n} i^{2}

11K

∇²ω = 0

387K