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puredata

Pure Data: How can I get the difference between two subsequent numbers

Beginner Pd user here. I have a number message, and I am trying to get the numerical difference between the current number and the previous number - does anyone know of a simple way to do this?

Solution

  • This is probably the simplest way to do it:

    enter image description here

    If you need the absolute difference, use the object abs before the final result (to ignore the negative sign).