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 22:52Z

det| 5 7 ; 7 6 | = -19

Fe₂O₃ + 3CO → 2Fe + 3CO₂

40K

4y² + 3y + 7 = 0

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

∇ × E = −∂B/∂t

138K

F = G m₁m₂ / r²

138K

6n² + 8n + 4 = 0

d/dβ [β^2] = 2β^1

176K

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

67K

∇²φ = 0

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

306K

det| 9 4 ; 1 10 | = 86

322K

∑_{k=1}^{n} k = n(n+1)/2

∑_{k=1}^{n} k = n(n+1)/2

374K

d/dα [α^9] = 9α^8

112K