program that calls itself

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Oluwa KuIse
Oluwa KuIse 2012-2-20
How do I write a function file that calls itself without getting stuck in an infinite loop? I just want the program to call itself once.

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Andrew Newell
Andrew Newell 2012-2-20

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Walter Roberson
Walter Roberson 2012-2-20
Very simple example:
function x = foo(a,b)
if ~exist('b','var'); x = foo(a,0); return; end
x = a + b;
end

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