Solved
The label is undefined
Hi there,
Any ideas why this is wrong? I made f as function of M in order to define it

Regards
Yusra
Hi there,
Any ideas why this is wrong? I made f as function of M in order to define it

Regards
Yusra
You've still got the "=" sign at the end of the function definition, Yusra. You need to go to the very end of the function definition (Fn-right-arrow), then press Backspace twice. That should remove the equal sign.
Stuart
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