Viktor Yakovlevich Bunyakovskii
was born 213 years ago
16th December 1804

Viktor Bunyakovsky worked on Number Theory as well as geometry, mechanics and hydrostatics. He discovered the Cauchy-Schwartz inequality 25 years before Cauchy or Schwartz.

Find out more at:
http://www-history.mcs.st-andrews.ac.uk/Mathematicians/Bunyakovsky.html