There is a lot of built-in function with different number of arguments - Find, root, log, stack, min, max etc
I am searching one way to create a user function with different number of arguments.
For this problem for example.
I would like to convert molarity of solution into molality. I need for this a user function with name Molality with 2 arguments - temperature and molarity.
I would like to convert mass ratio of solution into molality. I need for this a user function with name Molality with one argument - molarity. See the picture:
