> So for example Erdos didn't actually do anything He most certainly did. In his field, doing the work which is then published in papers _is_ doing something.

> So for example Erdos didn't actually do anything He most certainly did. In his field, doing the work which is then published in papers _is_ doing something. However, just having an idea for how to work out a mathematical proof, but not doing it would represent, well, not doing it. I don't see how this would be unclear.