Mathematician:Pafnuty Lvovich Chebyshev

Pafnuty Lvovich Chebyshev (Russian: Пафну́тий Льво́вич Чебышёв) was a Russian mathematician.

His name can also be written as Chebychev, Chebyshov, Tchebycheff or Tschebyscheff.

His work was mainly in the fields of probability, statistics and number theory.

He is best known for proving Bertrand's Postulate in 1850. It has since been known as the Bertrand-Chebyshev Theorem.

Nationality
Russian

History

 * Born: May 16, 1821, Okatovo, Borovsk, Kaluga, Russia
 * Died: December 8, 1894, St Petersburg, Russia

Theorems and Definitions

 * Bertrand-Chebyshev Theorem (with Joseph Louis François Bertrand)
 * Bienaymé-Chebyshev Inequality (with Irénée-Jules Bienaymé)
 * Chebyshev Cube Root
 * Chebyshev Distance
 * Chebyshev Filter
 * Chebyshev Function
 * Chebyshev Polynomial
 * Chebyshev's Sum Inequality
 * Chebyshev's Equation
 * Chebyshev Linkage
 * Chebyshev-Markov-Stieltjes Inequalities (with Andrey Andreyevich Markov and Thomas Joannes Stieltjes)
 * Roberts-Chebyshev Theorem
 * Chebyshev's Inequality
 * Chebychev-Grübler-Kutzbach Criterion
 * Chebyshev Node
 * Chebyshev Rational Functions
 * Chebyshev Bias
 * Chebyshev Net
 * Chebyshev-Sylvester Constant (with James Joseph Sylvester)

Books and Papers

 * 1847: On integration by means of logarithms
 * 1867: On mean values
 * 1887: On two theorems concerning probability