How to convert my code block to recursive function?

"My code block does recursion. It's not a "recursive function", as in a function that calls itself, but it does implement a recursion. " I how to convert my code block to recursive function. Can you help me, please?

[Stephen23]

https://web.archive.org/web/20201024173747/https://www.mathworks.com/matlabcentral/answers/624553-how-to-convert-my-code-block-to-recursive-function

Answer 1

[Image Analyst]

You need the first line to be

function newton() % Maybe with some arguments

then somewhere in newton, you need to call newton -- that's what makes it recursive. All you have now is a simple script m-file.