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 17:53Z

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

∑_{k=1}^{n} k = n(n+1)/2

46K

det| 7 4 ; 4 8 | = 40

468K

iħ ∂ψ/∂t = Ĥψ

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

289K

N₂ + 3H₂ ⇌ 2NH₃

278K

3r² + 6r + 7 = 0

6x² + 6x + 1 = 0

339K

∇²z = 0

177K

E = mc²

det| 5 6 ; 2 6 | = 18

358K

\oint_C \vec{F}\cdot d\vec{r} = 0

121K

ΔS ≥ 0

399K

3z² + 5z + 1 = 0

316K

∂y/∂γ = 8y

11K