@misc{Lexicon of Arguments, title = {Quotation from: Lexicon of Arguments – Concepts - Ed. Martin Schulz, 28 Mar 2024}, author = {Cresswell,Maxwell J.}, subject = {Deceptions}, note = {II 132f Optical Illusion/M.C. Escher/Cresswell: problem: if a deception contains an apparent contradiction, there is no set of possible worlds, in which it would be implemented. Solution: Cut the image apart. Escher: Problem: to give a semantics for the sentence: In the picture there is at least one monk moving up and at the same time one moving downward. Wrong: "at least one monk up and at least a monk down ...". Cresswell: there will be sets of worlds in which everyone goes up and some in which everyone goes down. - That seems correct. >Possible worlds, >Propositions/Cresswell.}, note = { Cr I M. J. Cresswell Semantical Essays (Possible worlds and their rivals) Dordrecht Boston 1988 Cr II M. J. Cresswell Structured Meanings Cambridge Mass. 1984 }, file = {http://philosophy-science-humanities-controversies.com/listview-details.php?id=273187} url = {http://philosophy-science-humanities-controversies.com/listview-details.php?id=273187} }