Hi @IRstuff, thanks for the answer.
It is, although, interesting that if you just call the considered "outer variable" in the program (for whatever reason) before the If statement, the considered variable is not erased or overwritten with zero when the If statement is false:
Hello everyone,
I have a simple question: when I define an If statement in Mathcad 15 and this If statement is false, the variable used in the If statement is deleted or overwritten with 0. I would like the variable to stay unchanged when the If statement is false.
See for example this case...