PPT-cs3102: Theory of Computation

Class 20 Busy Beavers Spring 2010 University of Virginia David Evans Office hours I am not able to hold my Thursday morning office hours this week I will have office hours Thursday 11am1pm instead . Class 18: . Proving Undecidability. Spring 2010. University of Virginia. David Evans. Menu. Revisiting the Halting Problem . Proof by Paradox. Universal Programming Languages. Reduction Proofs. Barbara . (aka cs302: Discrete Mathematics II). Spring 2010. University of Virginia. David Evans. Computation is what Computers do, who needs theory?. flickr. : . gastev. [cc]. Charles Babbage’s . Difference Engine. Class . 4: . Nondeterminism. Spring 2010. University of Virginia. David Evans. TexPoint fonts used in EMF. . Read the TexPoint manual before you delete this box.: . A. A. A. A. A. A. A. A. A. A. A. A. Class 7: . Context-Free Languages. Spring 2010. University of Virginia. David Evans. Menu. Nondeterministic PDAs. Reviewing Machine Models of Computing. Linguistic Models of Computing. DPDA Recap: DFA/. Michal . Kouck. ý. Charles University. Based on joint work with: . H. . Buhrman. , R. Cleve, . B. . Loff. , F. . Speelman. , …. Space hierarchy. space . S. space . S’. Mike Stannett, University of Sheffield (m.stannett@dcs.shef.ac.uk). New Worlds of Computation, LIFO, . Orléans. , 23 May 2011. Outline of talk. Cosmological computation (what is it?). First-order relativity theories (Andréka et al.). Class 17: . Undecidable Languages. Spring 2010. University of Virginia. David Evans. Menu. Another . Self-Rejecting . argument: . diagonalization. A language that is . Turing-recognizable. but not . Class 26: . NP-Complete Entr. é. es. (DNA with a side of G. ödel). Spring 2010. University of Virginia. David Evans. Menu. G. ödel’s Letter . PS 7. Genome Assembly. Princeton, 20 March 1956 . Class 11: . Moore, Mealy, and Markov Models. Spring 2010. University of Virginia. David Evans. Menu. Exam Review. Variations on DFAs:. Moore Machine. : states produce output. Mealy Machine. : edges produce output. Class 6: . Pushdown Automata. Spring 2010. University of Virginia. David Evans. TexPoint fonts used in EMF. . Read the TexPoint manual before you delete this box.: . A. A. A. A. A. A. Menu. Revisiting and Reversing the Pumping Lemma. 1. Query Optimization in Cooperation with an Ontological Reasoning Service. Hui. Shi, Kurt Maly, and Steven Zeil. Contact. : maly@cs.odu.edu. 2. Outline. Problem. What are we reasoning about?. What are the challenges?. Computers in a weird universe. Patrick Rall. Ph70. May 10, 2016. Advertising. “I laughed, I cried, I fell off my chair - and I was just reading the chapter on computational complexity … How is it possible for a serious book … to be so ridiculously entertaining?”. 1. Topics ahead. Computation in general. Hilbert’s Program: Is mathematics. c. omplete,. c. onsistent and. decidable? (. Entscheidungsproblem. ). Answers. Goedel’s. theorem. Turing’s machine. Chapter 4: Computation. Charly Collin – . Sumanta. . Pattanaik. – Patrick . LiKamWa. Kadi Bouatouch. Painted materials. Painted materials. Painted materials. Painted materials. Our goal. Base layer. Binder thickness.