Hi, I've got a question.
When you have 2 variables q1 and q2, is it possible to simplify an expression like this: cos(q1)*cos(q2) - sin(q1)*sin(q2) to obtain the following result : cos(q1+q2) ? Thanks in advance Alexandre Mollet --~--~---------~--~----~------------~-------~--~----~ To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/sage-support URLs: http://www.sagemath.org -~----------~----~----~----~------~----~------~--~---
