Browsing by Author "Fang C."

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  • Nonexistence of minimal pairs in L[d] 
    Fang C.; Liu J.; Wu G.; Yamaleev M. (2015)
    © Springer International Publishing Switzerland 2015. For a d.c.e. set D with a d.c.e. approximation (Formula presented.), the Lachlan set of D is defined as (Formula presented.). For a d.c.e. degree d, L[d] is defined as ...
  • On a problem of Ishmukhametov 
    Fang C.; Wu G.; Yamaleev M. (2013)
    Given a d.c.e. degree d, consider the d.c.e. sets in d and the corresponding degrees of their Lachlan sets. Ishmukhametov provided a systematic investigation of such degrees, and proved that for a given d.c.e. degree d > ...

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