'Type equality' presentation slideshows

Lecture #12, Feb. 21, 2007

Lecture #12, Feb. 21, 2007. Basic Types Constructed Types Representing types as data Describing type systems as rules Type rules for ML Type equality Type coercions Sub typing Purpose of type systems Kinds of type systems Primitive types Constructed types Type checking

634 views • 46 slides

Higher-Order Modules and the Phase Distinction

Higher-Order Modules and the Phase Distinction. Harper, Mitchell, Moggi Presented by Aleksey Kliger Fall Semester, 2002. Motivation. HM86 introduces dependent types for modeling modules Too powerful: type equality depends on value equality Not clear how to statically typecheck. HMM outline.

568 views • 46 slides

Functional Languages and Higher-Order Functions

Leonidas Fegaras. Functional Languages and Higher-Order Functions. First-Class Functions. Data values are first-class if they can be assigned to local variables be components of data structures be passed as arguments to functions be returned from functions be created at run-time

403 views • 23 slides

Semantic Analysis

Leonidas Fegaras. Semantic Analysis. Type Checking. get next character. Checking whether the use of names is consistent with their declaration in the program int x; x := x+1; correct use of x x.A := 1; x[0] := 0; type errors

376 views • 19 slides

Implementing Cut Elimination: A case study of simulating dependent types in Haskell

294 views • 18 slides