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 22:28Z

det| 5 7 ; 7 6 | = -19

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

40K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

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

138K

3α² + 4α + 6 = 0

138K

6n² + 8n + 4 = 0

8ψ² + 7ψ + 0 = 0

176K

\oint_C \vec{F}\cdot d\vec{r} = 0

67K

∇²φ = 0

7y² + 7y + 0 = 0

306K

\oint_C \vec{F}\cdot d\vec{r} = 0

322K

∑_{k=1}^{n} k = n(n+1)/2

\oint_C \vec{F}\cdot d\vec{r} = 0

374K

∇ × E = −∂B/∂t

112K