## across Group Title If my memory serves me right, "meta-mathematics" would be "mathematics about mathematics." Then, I would like to ask, how did the $$\sqrt\cdot$$ symbol came to be? 2 years ago 2 years ago

1. asnaseer Group Title

There is a good history of mathematical symbols here: http://jeff560.tripod.com/operation.html

2. asnaseer Group Title