Σ index Rxn set 8 Ledger /9 Matrix 23 Batch 16 Batch 22 Σ#12 Ledger /15 Eq pack 1 Ledger /21

Spectra Ledger /sym/2e6562

id=1 · host=commstar.world · 2026-10-18 22:10Z

det| 5 7 ; 7 6 | = -19

∑_{k=1}^{n} k = n(n+1)/2

40K

∇²z = 0

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

e^{i\pi} + 1 = 0

138K

d/dφ [φ^1] = 1φ^0

138K

6n² + 8n + 4 = 0

N₂ + 3H₂ ⇌ 2NH₃

176K

∑_{k=1}^{n} k = n(n+1)/2

67K

∇²φ = 0

det| 11 5 ; 0 12 | = 132

306K

∇²r = 0

322K

∑_{k=1}^{n} k = n(n+1)/2

det| 7 4 ; 4 8 | = 40

374K

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

112K

5y² + 8y + 1 = 0

det| 1 7 ; 3 2 | = -19