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

det| 12 9 ; 5 13 | = 111

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

6x² + 6x + 1 = 0

138K

∫₀^∞ e^(-ψ²) dψ = √π / 2

138K

6n² + 8n + 4 = 0

E = mc²

176K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

67K

∇²φ = 0

11z² + 3z + 4 = 0

306K

det| 7 4 ; 4 8 | = 40

322K

N₂ + 3H₂ ⇌ 2NH₃

374K