1128 search results - page 4 / 226 » Classical Natural Deduction |
JUCS
2007
13 years 7 months ago
2007
: This paper introduces the notion of pedagogical natural deduction systems, which are natural deduction systems with the following additional constraint: all hypotheses made in a ...
SYNTHESE
2008
13 years 7 months ago
2008
: Prawitz proved a theorem, formalising `harmony' in Natural Deduction systems, which showed that, corresponding to any deduction there is one to the same effect but in which ...
IGPL
2002
13 years 7 months ago
2002
The system of natural deduction that originated with Gentzen (1934
JAPLL
2007
13 years 7 months ago
2007
In this paper we introduce Fresh Logic, a natural deduction style first-order logic extended with term-formers and quantifiers derived from the model of names and binding in abst...
RTA
2004
Springer
14 years 23 days ago
2004
Springer
Logical systems in natural deduction style are usually presented in the Gentzen style. A different definition of natural deduction, that corresponds more closely to proofs in ord...