MinT - Information on Result #909772

Information on Result #909772

Linear OOA(4¹⁸⁹, 97, F₄, 2, 145) (dual of [(97, 2), 5, 146]-NRT-code), using juxtaposition based on

linear OOA(4²³, 14, F₄, 2, 20) (dual of [(14, 2), 5, 21]-NRT-code), using
- extended algebraic-geometric NRT-code AG_e(2;F,7P) [i] based on function field F/F₄ with g(F) = 3 and N(F) ≥ 14, using
  - an explicitly constructive algebraic function field [i]
linear OOA(4¹⁶¹, 83, F₄, 2, 124) (dual of [(83, 2), 5, 125]-NRT-code), using
- juxtaposition [i] based on
  1. linear OOA(4²³, 14, F₄, 2, 20) (dual of [(14, 2), 5, 21]-NRT-code) (see above)
  2. linear OOA(4¹³³, 69, F₄, 2, 103) (dual of [(69, 2), 5, 104]-NRT-code), using
    - juxtaposition [i] based on
      1. linear OOA(4²³, 14, F₄, 2, 20) (dual of [(14, 2), 5, 21]-NRT-code) (see above)
      2. linear OOA(4¹⁰⁵, 55, F₄, 2, 82) (dual of [(55, 2), 5, 83]-NRT-code), using
        1 step truncation [i] based on linear OOA(4¹⁰⁶, 56, F₄, 2, 83) (dual of [(56, 2), 6, 84]-NRT-code), using
        generalized (u,Â u+v)-construction [i] based on
        linear OOA(4²³, 14, F₄, 2, 20) (dual of [(14, 2), 5, 21]-NRT-code) (see above)
        linear OOA(4²⁷, 14, F₄, 2, 27) (dual of [(14, 2), 1, 28]-NRT-code), using
        dual of repetition NRT-code with length 14 [i]
        linear OOA(4²⁸, 14, F₄, 2, 28) (dual of [(14, 2), 0, 29]-NRT-code), using
        complete OOA / dual of NRT-code with only one code word [i]
        linear OOA(4²⁸, 14, F₄, 2, 28) (dual of [(14, 2), 0, 29]-NRT-code) (see above)

Mode: Constructive and linear.

None.

The following results depend on this result:

	Result		This result only	Method
1	Linear OOA(4¹⁸⁹, 97, F₄, 2, 144) (dual of [(97, 2), 5, 145]-NRT-code)	[i]		Strength Reduction for OOAs
2	Linear OOA(4²⁵³, 129, F₄, 2, 193) (dual of [(129, 2), 5, 194]-NRT-code)	[i]		Juxtaposition for OOAs