'Transition relation' diaporamas de présentation

Semantically Equivalent Formulas

Semantically Equivalent Formulas. Let ? and ? be formulas of propositional logic. We say that ? and ? are semantically equivalent iff ? ? ? ? ? ? hold. In that case we write ? ? ? . Further, we call ? valid if ? ? holds.

1.01k views • 92 slides

Model Checking I

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649 views • 55 slides

Model Checking: An introduction & overview

Model Checking: An introduction & overview. Gordon J. Pace. October 2005. History of Formal Methods. Automata model of computation: mathematical definition but intractable. Formal semantics: more abstract models but proofs difficult, tedious and error prone.

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CSE503: Software Engineering Model checking

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Using 3-Valued Models in Abstraction-based Model Checking

Using 3-Valued Models in Abstraction-based Model Checking. Seminar in Formal Verification Spring 2006 Presented by Alik Zamansky. References. On the Expressiveness of 3-Valued Models Patrice Godefroid and Radha Jagadeesan, 2003 Abstraction-based Model Checking using Modal Transition Systems

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On Partitioning and Symbolic Model Checking FM 2005

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Atomizer: A Dynamic Atomicity Checker For Multithreaded Programs

Atomizer: A Dynamic Atomicity Checker For Multithreaded Programs. By Cormac Flanagan, Stephen N. Freund 24 th April, 2008 Hong,Shin. Contents. Introduction Multithreaded Programs Formal definition of multithreaded program The standard semantics of execution

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CS 267: Automated Verification Lecture 13: Bounded Model Checking Instructor: Tevfik Bultan

CS 267: Automated Verification Lecture 13: Bounded Model Checking Instructor: Tevfik Bultan. Remember Symbolic Model Checking. Represent sets of states and the transition relation as Boolean logic formulas Fixpoint computation becomes formula manipulation

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Planning as model checking, (OBDDs)

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Computing with Finite Automata

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Formal Methods of Systems Specification Logical Specification of Hard- and Software

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To Split or to Conjoin: The Question in Image Computation

To Split or to Conjoin: The Question in Image Computation. 1 {mooni, fabio}@colorado.edu University of Colorado at Boulder 2 kukula@synopsys.com Synopsys Inc. 3 kravi@cadence.com Cadence Inc. In-Ho Moon 1 , James Kukula 2 Kavita Ravi 3 , Fabio Somenzi 1. Outline. Introduction

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Incremental formal verification of hardware

Hana Chockler Alexander Ivrii Arie Matsliah Shiri Moran Ziv Nevo IBM Research - Haifa. Incremental formal verification of hardware. Formal verification (hardware). Effective, but computationally expensive In many scenarios, similar verification tasks are performed repetitively :

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329 views • 18 slides

Comparison of Formal Verification Tools for Cache Coherency Protocols

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Incompleteness theorem for first order number theory

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How to model statecharts in Spin?

CS 290C: Formal Models for Web Software Lecture 4: Implementing and Verifying Statecharts Specifications Using the Spin Model Checker Instructor: Tevfik Bultan. How to model statecharts in Spin?. Statecharts can be converted to flat-state machines So we can do the following:

270 views • 13 slides

Bounded Model Checking

Bounded Model Checking. EECS 290A Sequential Logic Synthesis and Verification. Overview. Introduction Computational methods Recent improvements. Philosophy of Model Checking. It is impossible to know whether the specification of a system is correct or complete

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Property Directed Reachability (PDR)

Using Cubes of Non-state Variables With Property Directed Reachability. Marc Riedel. John Backes. Associate Professor, University of Minnesota. Ph.D. Candidate, University of Minnesota. Property Directed Reachability (PDR).

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