MinT - Information on Result #1235352

Information on Result #1235352

Linear OOA(2¹⁶⁴, 1677974, F₂, 5, 13) (dual of [(1677974, 5), 8389706, 14]-NRT-code), using (u,Â u+v)-construction based on

linear OOA(2²⁵, 254, F₂, 5, 6) (dual of [(254, 5), 1245, 7]-NRT-code), using
- extracting embedded OOA [i] based on digital (19, 25, 254)-net over F₂, using
  - 1 times m-reduction [i] based on digital (19, 26, 254)-net over F₂, using
    - net defined by OOA [i] based on linear OOA(2²⁶, 254, F₂, 7, 7) (dual of [(254, 7), 1752, 8]-NRT-code), using
      - OOA stacking with additional row [i] based on linear OOA(2²⁶, 255, F₂, 3, 7) (dual of [(255, 3), 739, 8]-NRT-code), using
        OOAs constructed from BCH codes [i]
linear OOA(2¹³⁹, 1677720, F₂, 5, 13) (dual of [(1677720, 5), 8388461, 14]-NRT-code), using
- OOA 5-folding [i] based on linear OA(2¹³⁹, 8388600, F₂, 13) (dual of [8388600, 8388461, 14]-code), using
  - discarding factors / shortening the dual code based on linear OA(2¹³⁹, large, F₂, 13) (dual of [large, large−139, 14]-code), using
    - the expurgated narrow-sense BCH-code C(I) with length 8388609Â | 2⁴⁶âˆ’1, defining interval IÂ =Â [0,6], and minimum distance dÂ â‰¥ |{−6,−5,…,6}|+1Â =Â 14 (BCH-bound) [i]

Mode: Constructive and linear.

None.

The following results depend on this result:

	Result		This result only	Method
1	Linear OOA(2¹⁶⁶, 1677974, F₂, 5, 13) (dual of [(1677974, 5), 8389704, 14]-NRT-code)	[i]		OOA Duplication
2	Linear OOA(2²²⁸, 3355948, F₂, 5, 13) (dual of [(3355948, 5), 16779512, 14]-NRT-code)	[i]		(u,Â u+v)-Construction for OOAs