How to remove an item from a list? [SOLVED]

[DrD]

(10-22-2016 11:23 AM)cclinus Wrote:  If I assign a:={0,{0,1,2},{0,1,2}}
Then SUB(a,1,2)

IN Home mode , it is ok.
But if in CAS mode, It display Error: Invalid dimension.
How to make it work in CAS mode?

Try using lower case sub instead of SUB, in CAS:

sub(a,1,2); ==> end result in CAS.

Also, you might like to use list variables L0..L9.

-Dale-