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 22:49Z

det| 5 7 ; 7 6 | = -19

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

40K

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

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

12α² + 9α + 2 = 0

138K

\frac{11}{6} \sum_{i=1}^{n} i^{2}

138K

6n² + 8n + 4 = 0

8γ² + 1γ + 1 = 0

176K

∇ × E = −∂B/∂t

67K

∇²φ = 0

∂γ/∂θ = 2γ

306K

F = G m₁m₂ / r²

322K

∑_{k=1}^{n} k = n(n+1)/2

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

374K

∫₀^∞ e^(-x²) dx = √π / 2

112K

5y² + 8y + 1 = 0

det| 7 4 ; 4 8 | = 40

247K

det| 1 7 ; 3 2 | = -19