III. return the bill to Congress for clarification on some point within the bill IV. allow the Congress to pocket veto the bill, thereby allowing the bill to become law without his signature a.
Decidability. Definition: A language is called decidable if there exists a method-any method at all-to determine whether a given word belongs to that language or not. Working hypothesis I: Decidability is well defined above.roof: Surely, a decidable language is recognizable. Moreover, if a language is decidable, then so is its complement, and hence that complement is recognizable. Now suppose a language L and its complement are recognizable. Let A be a recognizer for L, and B for its complement.
Keywords: SFL, metafunctions, and transitivity and social ideology 1. Introduction In Hallidayâs SFL, language as a social phenomenon is functional .i.e. it is concerned with the mechanism of text structure, function and meaning of language.etafunctions Hallidayâs SFL (Halliday 1994; Halliday & Matthiessen 2004), emphasizing on semiotics, the code of language and how the utterances and texts specify all the meaning potentials, studies the functional and situational organization of language in the social context (Halliday, 1985:11).