This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Galileo. Galileo book Two New Sciences is the culmination of long line of mathematical investigations of motion extending over centuries up to Galileo unification of mathematics and physics Picture in Galileo's Discorsi About The Law of Falling Bodies It's very similar of Nicole Oresme's geometrical demontration of the Mean Speed