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 22:09Z

det| 5 7 ; 7 6 | = -19

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

40K

d/dy [y^7] = 7y^6

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

∫₀^∞ e^(-ω²) dω = √π / 2

138K

∂α/∂r = 8α

138K

6n² + 8n + 4 = 0

∑_{k=1}^{n} k = n(n+1)/2

176K

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

67K

∇²φ = 0

∇²x = 0

306K

F = ma

322K

∑_{k=1}^{n} k = n(n+1)/2

d/dz [z^11] = 11z^10

374K

12z² + 1z + 7 = 0

112K

det| 9 4 ; 1 10 | = 86

247K