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 22:19Z

det| 5 7 ; 7 6 | = -19

det| 7 4 ; 4 8 | = 40

40K

∑_{k=1}^{n} k = n(n+1)/2

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

F = G m₁m₂ / r²

138K

det| 4 6 ; 0 5 | = 20

138K

6n² + 8n + 4 = 0

det| 10 3 ; 4 11 | = 98

176K

CaCO₃ → CaO + CO₂

67K

∇²φ = 0

∇ × E = −∂B/∂t

306K

11t² + 9t + 7 = 0

322K

∑_{k=1}^{n} k = n(n+1)/2

det| 1 2 ; 7 2 | = -12

374K

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

112K