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 22:12Z

det| 5 7 ; 7 6 | = -19

∂y/∂γ = 8y

40K

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

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

F = G m₁m₂ / r²

138K

∫₀^∞ e^(-φ²) dφ = √π / 2

138K

6n² + 8n + 4 = 0

∇ × E = −∂B/∂t

176K

det| 11 9 ; 0 12 | = 132

67K

∇²φ = 0

12α² + 9α + 2 = 0

306K

ΔS ≥ 0

322K

∑_{k=1}^{n} k = n(n+1)/2

det| 7 4 ; 4 8 | = 40

374K

CH₄ + 2O₂ → CO₂ + 2H₂O

5y² + 8y + 1 = 0