Math History Euler

1. Leonhard Euler
1707-1783
Leonhard Euler Biography
Click the link to watch a
short video.

2.  He had a phenomenal memory
 In 1730’s he lost vision in one eye and in 1771
became blind
 He became more productive when blind
 Nobody has published more mathematics than
Euler (75 volumes, 25,000 pages)

3.  Euler introduced much of the mathematical
notation in use today, such as the notation f(x) to
describe a function.
 He was the first to use the letter e for the base of
the natural logarithm, now also known as Euler's
number.
 The use of the Greek letter π to denote the ratio of
a circle's circumference to its diameter was also
popularized by Euler (although it did not originate
with him).
 He is also credited for inventing the notation i to
denote
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