# introduction rules造句

### 例句与造句

- For example, in natural deduction, the deduction theorem is recast as an
*introduction rule*for " ?! ". - Sequent calculus is characterized by the presence of left
*introduction rules*, right introduction rule and a cut rule that can be eliminated. - Sequent calculus is characterized by the presence of left introduction rules, right
*introduction rule*and a cut rule that can be eliminated. - In natural deduction the flow of information is bi-directional : elimination rules flow information downwards by deconstruction, and
*introduction rules*flow information upwards by assembly. - Focalization refines this viewpoint, by distinguishing between positive propositions, whose meaning arises from their
*introduction rules*, and negative propositions, whose meaning arises from their elimination rules. - It's difficult to find
*introduction rules*in a sentence. 用*introduction rules*造句挺难的 - Gerhard Gentzen is the founder of proof-theoretic semantics, providing the formal basis for it in his account of cut-elimination for the sequent calculus, and some provocative philosophical remarks about locating the meaning of logical connectives in their
*introduction rules*within natural deduction. - In focused calculi, it is possible to define positive connectives by giving only their
*introduction rules*, with the shape of the elimination rules being forced by this choice . ( Symmetrically, negative connectives can be defined in focused calculi by giving only the elimination rules, with the introduction rules forced by this choice .) - In focused calculi, it is possible to define positive connectives by giving only their introduction rules, with the shape of the elimination rules being forced by this choice . ( Symmetrically, negative connectives can be defined in focused calculi by giving only the elimination rules, with the
*introduction rules*forced by this choice .) - In response to this StanisBaw Ja [ kowski ( 1929 ) and Gerhard Gentzen ( 1934 ) independently provided such systems, called calculi of natural deduction, with Gentzen's approach introducing the idea of symmetry between the grounds for asserting propositions, expressed in
*introduction rules*, and the consequences of accepting propositions in the elimination rules, an idea that has proved very important in proof theory. - An apparent problem with this was pointed out by Arthur Prior : Why can't we have an expression ( call it " "'tonk "'" ) whose
*introduction rule*is that of OR ( from " p " to " p tonk q " ) but whose elimination rule is that of AND ( from " p tonk q " to " q " )?