Problem 1198. Handle to an array of functions

Created by Khaled Hamed

Solve Later

{"relationships":[{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/document","targetMode":"","relationshipId":"rId1","target":"/matlab/document.xml"},{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/output","targetMode":"","relationshipId":"rId2","target":"/matlab/output.xml"}],"parts":[{"partUri":"/matlab/document.xml","relationship":[],"contentType":"application/vnd.mathworks.matlab.code.document+xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<w:document xmlns:w=\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\"><w:body><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Given a cell array of functions that operate on scalars, it is required to return a function handle to process a vector of values applying the functions successively (the first function operates on x, the second function operates on the resulting output, etc.).</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Example:</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"code\"/></w:pPr><w:r><w:t><![CDATA[ >> f{1}=@(x) x^2;\n\n >> f{2}=@(x) x+3;\n\n >> f{3}=@(x) x/2;\n\n >> g=cf(f);\n\n >> x=[1 2 3];\n\n >> g(x)\n\n ans =\n\n     2.0000    3.5000    6.0000]]></w:t></w:r></w:p></w:body></w:document>"},{"partUri":"/matlab/output.xml","contentType":"text/xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\" ?><embeddedOutputs><metaData><evaluationState>manual</evaluationState><layoutState>code</layoutState><outputStatus>ready</outputStatus></metaData><outputArray type=\"array\"/><regionArray type=\"array\"/></embeddedOutputs>"}]}

Solve

Solution Stats

213 Solutions
41 Solvers

Last Solution submitted on Sep 07, 2022

Last 200 Solutions

Problem Comments

1 Comment

1 Comment

Dejia Kong on 14 Jan 2020

what is "cf" in the code? Thanks.

Problem Recent Solvers41

Problem Tags

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Problem 1198. Handle to an array of functions

Solution Stats

Last 200 Solutions

Problem Comments

Problem Recent Solvers41

Suggested Problems

More from this Author11

Problem Tags

Community Treasure Hunt

Problem 1198. Handle to an array of functions

Solution Stats

Last 200 Solutions

Problem Comments

Problem Recent Solvers41

Suggested Problems

More from this Author11

Problem Tags

Community Treasure Hunt

Players