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 22:22Z

det| 5 7 ; 7 6 | = -19

∑_{k=1}^{n} k = n(n+1)/2

40K

det| 5 6 ; 1 6 | = 24

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

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

138K

5φ² + 1φ + 1 = 0

138K

6n² + 8n + 4 = 0

∫₀^∞ e^(-y²) dy = √π / 2

176K

det| 9 4 ; 1 10 | = 86

67K

∇²φ = 0

det| 11 5 ; 0 12 | = 132

306K

det| 8 5 ; 3 9 | = 57

322K

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

374K

11φ² + 7φ + 7 = 0

112K