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

∑_{k=1}^{n} k = n(n+1)/2

40K

6r² + 3r + 1 = 0

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

det| 10 7 ; 3 11 | = 89

138K

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

138K

6n² + 8n + 4 = 0

det| 9 4 ; 1 10 | = 86

176K

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

67K

∇²φ = 0

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

306K

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

322K

∑_{k=1}^{n} k = n(n+1)/2

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

374K

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

112K

5y² + 8y + 1 = 0

det| 2 6 ; 0 3 | = 6

247K

det| 1 7 ; 3 2 | = -19