MinT - Information on Result #1644468

Information on Result #1644468

Linear OOA(3¹⁴⁷, 26321, F₃, 5, 21) (dual of [(26321, 5), 131458, 22]-NRT-code), using embedding of OOA with Gilbertâ€“VarÅ¡amov bound based on linear OOA(3¹⁴⁷, 26321, F₃, 2, 21) (dual of [(26321, 2), 52495, 22]-NRT-code), using

discarding factors / shortening the dual code based on linear OOA(3¹⁴⁷, 29542, F₃, 2, 21) (dual of [(29542, 2), 58937, 22]-NRT-code), using
- OOA 2-folding [i] based on linear OA(3¹⁴⁷, 59084, F₃, 21) (dual of [59084, 58937, 22]-code), using
  - discarding factors / shortening the dual code based on linear OA(3¹⁴⁷, 59085, F₃, 21) (dual of [59085, 58938, 22]-code), using
    - constructionÂ X applied to C_e(21) âŠ‚ C_e(16) [i] based on
      1. linear OA(3¹⁴¹, 59049, F₃, 22) (dual of [59049, 58908, 23]-code), using an extension C_e(21) of the primitive narrow-sense BCH-code C(I) with length 59048Â = 3¹⁰âˆ’1, defining interval IÂ =Â [1,21], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 22 [i]
      2. linear OA(3¹¹¹, 59049, F₃, 17) (dual of [59049, 58938, 18]-code), using an extension C_e(16) of the primitive narrow-sense BCH-code C(I) with length 59048Â = 3¹⁰âˆ’1, defining interval IÂ =Â [1,16], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 17 [i]
      3. linear OA(3⁶, 36, F₃, 3) (dual of [36, 30, 4]-code or 36-cap in PG(5,3)), using
        discarding factors / shortening the dual code based on linear OA(3⁶, 48, F₃, 3) (dual of [48, 42, 4]-code or 48-cap in PG(5,3)), using
        large caps in PG(5,Â b) [i]

Mode: Linear.

Optimality

Show details for fixed k and m, n and k, k and s, k and t, n and m, m and s, m and t, n and s, n and t.

Other Results with Identical Parameters

None.

Depending Results

The following results depend on this result:

	Result		This result only	Method
1	Linear OOA(3¹⁴⁷, 13160, F₃, 25, 21) (dual of [(13160, 25), 328853, 22]-NRT-code)	[i]		OOA Folding and Stacking with Additional Row