Typed lambda calculus - PowerPoint PPT Presentation

CSEP505: Programming Languages Lecture 7: Subtypes, Type Variables

CSEP505: Programming Languages Lecture 7: Subtypes, Type Variables. Dan Grossman Winter 2009. Our plan. Simply-typed Lambda-Calculus Safety = (preservation + progress) Extensions (pairs, datatypes, recursion, etc.) Digression: static vs. dynamic typing Digression: Curry-Howard Isomorphism

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654 views • 63 slides

Program Analysis

Program Analysis. Goal: Automatically computes potentially useful information about the program. Can come from compiler or user. auxiliary information (hints, proof steps, types). efficiency. use it to help. correctness. Uses of Program Analysis.

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843 views • 29 slides

Proofs and Programs

Proofs and Programs. Wei Hu 11/01/2007. Outline. Motivation Theory Lambda calculus Curry-Howard Isomorphism Dependent types Practice Coq. Motivation - Why Learn Coq. Helps understand PL theory better Good for CS615 (sadly, not quals) Coq is becoming popular

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398 views • 19 slides

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