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 22:24Z

det| 5 7 ; 7 6 | = -19

∇ × E = −∂B/∂t

40K

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

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

det| 4 6 ; 0 5 | = 20

138K

8ψ² + 7ψ + 0 = 0

138K

6n² + 8n + 4 = 0

∑_{k=1}^{n} k = n(n+1)/2

176K

F = G m₁m₂ / r²

67K

∇²φ = 0

det| 7 7 ; 4 8 | = 28

306K

2y² + 8y + 7 = 0

322K

∑_{k=1}^{n} k = n(n+1)/2