# introduction rules造句

## 例句與造句

1. For example, in natural deduction, the deduction theorem is recast as an introduction rule for " ?! ".
2. Sequent calculus is characterized by the presence of left introduction rules, right introduction rule and a cut rule that can be eliminated.
3. Sequent calculus is characterized by the presence of left introduction rules, right introduction rule and a cut rule that can be eliminated.
4. 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.
5. 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.
6. It's difficult to find introduction rules in a sentence. 用introduction rules造句挺難的
7. 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.
8. 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 .)
9. 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 .)
10. In response to this StanisBaw 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.
11. 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 " )?