Prof Stein, I am pleasantly surprised to get a reply from you! I have one question, How often is Sympy used in Sagemath compared to Maxima? Or rather when I d

Prof Stein, I am pleasantly surprised to get a reply from you! I have one question, How often is Sympy used in Sagemath compared to Maxima? Or rather when I do symbolic math in sagemath, do I ever hit Sympy?