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Hi,

I'm trying to extract variable names from a given expression using regular expressions. When I have an expression like "0.15*x_val^(res+y_val)" I would like to extract: 'x_val', 'res' and...

Thank you very much for your replies, this is definitely something I can work with. It will take me some time to try and implement this though, but if I have any questions (or a working example)...

Hello,

This is my first post on this forum, hopefully It'll be according to the posting rules.

For the small (school) project I'm currently working on I am trying to implement an...