EXTRACTING DATA FROM MATIX

[mostafaelhodiry]

HAI ALL

IF ANY ONE KNOW HOW TO DELETE ANY ROWS OR COLUMN CONTAIN ( NEGATIVE , IMAGINARY VALUES  AS SHOWN IN ATTACHED FIGURE , I WANT TO DELETE YELLOW ROWS 

[Werner_E]

Try to add "assume,w>0" in your symbolic evaluation.

If you have troubles doing so, come back, ask, attach your worksheet and state which version of Prime you are using.

[mostafaelhodiry]

thanks , for your response , kindly find the attached file 

[Werner_E]

This is what I was talking about:

Depending on your application the follow up with sort might be useful or not.

File in Prime5 format attached

[Fred_Kohlhepp]

Brute force:

[Werner_E]

Here just for fun some alternatives:

[mostafaelhodiry]

thanks my friend , it is working