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 20:21Z

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

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

46K

det| 5 9 ; 7 6 | = -33

468K

CaCO₃ → CaO + CO₂

N₂ + 3H₂ ⇌ 2NH₃

289K

8ψ² + 7ψ + 0 = 0

278K

e^{i\pi} + 1 = 0

det| 7 7 ; 4 8 | = 28

339K

N₂ + 3H₂ ⇌ 2NH₃

177K

∂x/∂r = 4x

∑_{k=1}^{n} k = n(n+1)/2

358K

CaCO₃ → CaO + CO₂

121K

∇²r = 0

399K

iħ ∂ψ/∂t = Ĥψ

316K