CS151.01 2009F Functional Problem Solving

Class 43: Higher-Order Procedures, Revisited

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This outline is also available in PDF.

Held: Tuesday, 17 November 2009

Summary: We visit the topic of higher-order procedures, one of the most important techniques in languages like Scheme. Higher-order procedures are procedures, like map, that take other procedures as parameters, return other procedures as values, or both.

Related Pages:



Background: Guiding Principles

Background: A Related Philosophy

The following is variant of something John Stone says ...

Two Motivating Examples

Procedures as Parameters

Procedures as Return Values

Encapsulating Control

Concluding Comments

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Disclaimer: I usually create these pages on the fly, which means that I rarely proofread them and they may contain bad grammar and incorrect details. It also means that I tend to update them regularly (see the history for more details). Feel free to contact me with any suggestions for changes.

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Samuel A. Rebelsky, rebelsky@grinnell.edu

Copyright © 2007-9 Janet Davis, Matthew Kluber, Samuel A. Rebelsky, and Jerod Weinman. (Selected materials copyright by John David Stone and Henry Walker and used by permission.) This material is based upon work partially supported by the National Science Foundation under Grant No. CCLI-0633090. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation. This work is licensed under a Creative Commons Attribution-NonCommercial 2.5 License. To view a copy of this license, visit http://creativecommons.org/licenses/by-nc/2.5/ or send a letter to Creative Commons, 543 Howard Street, 5th Floor, San Francisco, California, 94105, USA.