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 22:48Z

det| 5 7 ; 7 6 | = -19

∂n/∂θ = 3n

40K

det| 9 4 ; 1 10 | = 86

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

∑_{k=1}^{n} k = n(n+1)/2

138K

∑_{k=1}^{n} k = n(n+1)/2

138K

6n² + 8n + 4 = 0

∇ × E = −∂B/∂t

176K

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

67K

4y² + 3y + 7 = 0

306K

d/dγ [γ^3] = 3γ^2

322K

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

374K

∑_{k=1}^{n} k = n(n+1)/2

112K

λ = h/p

247K