Leonhard Euler, from Basel, Switzerland, was one of the most prolific mathematicians of all time. He was born to Margaret and Reverend Paul Euler on April 15, 1707. Right from the start, his father, a pastor, wanted his son to follow in his footsteps and sent him to the University of Basel to prepare for the ministry, but geometry soon became his favorite subject. Throughout his life, he published many books and articles pertaining to mathematics, physics, and other topics. It was once said that "Euler calculated without apparent effort, as men breathe..." …
