Could anyone tell me why Maple changes the sign of some expressions? For example...

How to prevent this changes?

Thanks in advance,

Denis

I would like to do the following operation:

Apparently, Maple does not do this operation.

Does anyone know how to do this?

Thanks in advance.

Does anyone know why Maple doesn't simplify the following expression?

Thanks!

Hello everyone,

I want to solve the matrix equation U^TCU=M, where I know the matrices C and M and I need to find que matrix U.

I already did so many tests but without success.

Could someone help me?

Thanks!

Why when I write (9b² - r² - a² cos(theta)²)² maple changes to (r²+ a² cos(theta)² - 9b²)² ? Would anyone know how to block this change?

Thanks!