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» On a Generalisation of Herbrand's Theorem
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APAL
2010
92views more  APAL 2010»
13 years 5 months ago
The eskolemization of universal quantifiers
This paper is a sequel to the papers [4, 6] in which an alternative skolemization method called ekolemization was introduced that, when applied to the strong existential quantifie...
Rosalie Iemhoff
TPHOL
2007
IEEE
14 years 1 months ago
Formalising Generalised Substitutions
Abstract. We use the theorem prover Isabelle to formalise and machinecheck results of the theory of generalised substitutions given by Dunne and used in the B method. We describe t...
Jeremy E. Dawson
FSTTCS
1993
Springer
13 years 11 months ago
Order Structures and Generalisations of Szpilrajn's Theorem
X;R ;R R R X X R R 1 2 1 2 1 1 2 1 2 2 1 2
Ryszard Janicki, Maciej Koutny
JSYML
2008
86views more  JSYML 2008»
13 years 7 months ago
On Skolemization in constructive theories
In this paper a method for the replacement, in formulas, of strong quantifiers by functions is introduced that can be considered as an alternative to Skolemization in the setting ...
Matthias Baaz, Rosalie Iemhoff
CALCO
2007
Springer
103views Mathematics» more  CALCO 2007»
14 years 1 months ago
The Goldblatt-Thomason Theorem for Coalgebras
Goldblatt and Thomason’s theorem on modally definable classes of Kripke frames and Venema’s theorem on modally definable classes of Kripke models are generalised to coalgebra...
Alexander Kurz, Jirí Rosický