PPT-Theory of Computation

Theory of Computation What is possible to compute We can prove that there are some problems computers cannot solve There are some problems computers can theoretically solve but are intractable would take too long to compute to be practical. Computation Theory L 8 102171 brPage 3br Examples of recursive de64257nitions sum of 012 Computation Theory L 8 103169 brPage 4br Examples of recursive de64257nitions sum of 012 th Fibonacci number Computation Theory L 8 103169 brPage 5br E CS3231, 2010-2011. First Semester. Rahul. Jain. TexPoint fonts used in EMF. . Read the TexPoint manual before you delete this box.: . A. A. A. A. A. A. A. A. Why do I care about Theory ?. It provides solid foundations.. Michal . Kouck. ý. Charles University. Based on joint work with: . H. . Buhrman. , R. Cleve, . B. . Loff. , F. . Speelman. , …. Space hierarchy. space . S. space . S’. π. . by Archimedes. Bill McKeeman. Dartmouth College. 2012.02.15. Abstract. It is famously known that Archimedes approximated . π.  by computing the perimeters of . many-sided . regular polygons, one polygon inside the circle and one outside. This presentation recapitulates . Project Review 12 July 2013. Projects. Modelling. . dragonfly attention switching. Dendritic auditory processing. Processing images . with . spikes. Dendritic . computation with . memristors. . Computation in RATSLAM. 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?. Theory of Computation Lecture 24: Turing Machines III. 1. Turing Machines. Actually, Turing’s original model of a computer was different from the Post-Turing language.. Theory of Computation Lecture 13: A Universal Program V. 1. Universality. In describing the state of a computation, we assume all variables to have the value 0 if not assigned a different value.. 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. Fall 2017. http://cseweb.ucsd.edu/. classes/fa17/cse105-a/. Today's learning goals . Sipser Ch 4.1, 4.2. Trace high-level descriptions of algorithms for computational problems.. Use counting arguments to prove the existence of unrecognizable (undecidable) languages.. Ranjit . Kumaresan. (MIT). Based on joint works with . Iddo. . Bentov. (. Technion. ), Tal Moran (IDC), Guy . Zyskind. (MIT). x. f. . (. x,y. ). y. f. . (. x,y. ). Secure Computation. Most general problem in cryptography. This course: A study of . abstract. . models of computers and computation.. Why theory, when computer field is so practical?. Theory provides concepts and principles, for both hardware and software that help us understand the general nature of the field.. Fall . 2017. http://cseweb.ucsd.edu/classes/fa17/cse105-a/. Learning goals. Introductions. Clickers. When did you take CSE 20?. Winter 2017. Fall 2016. Spring 2016. Winter 2016. PETER 108: AC. To change your remote frequency. Payman. . Mohassel. Yahoo Labs. 1. Do We Have the Same Person. in Mind?. Alice. Bob. Jack. . Joe. o. nly reveal . Yes/No. Solutions?. You have access to a trusted computer. You can use an airline reservation service.