Deaths on April 23

Frank W. J. Olver

Died on April 23, 2013

Frank W. J. Olver, English-American mathematician and academic (b. 1924)

Frank William John Olver (December 15, 1924 – April 23, 2013) was a professor of mathematics at the Institute for Physical Science and Technology and Department of Mathematics at the University of Maryland who worked on asymptotic analysis, special functions, and numerical analysis. He was the editor in chief of the NIST Digital Library of Mathematical Functions.

References

Frank W. J. Olver

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Events on 2013

22 Mar

My Chemical Romance
The band My Chemical Romance breaks up after 12 years.
8 Apr

Syrian Civil War
The Islamic State of Iraq enters the Syrian Civil War and begins by declaring a merger with the Al-Nusra Front under the name Islamic State of Iraq and ash-Sham
3 Jun

Chelsea Manning
The trial of United States Army private Chelsea Manning for leaking classified material to WikiLeaks begins in Fort Meade, Maryland.
30 Jun

2013 Egyptian coup d'état
Protests begin around Egypt against President Mohamed Morsi and the ruling Freedom and Justice Party, leading to their overthrow during the 2013 Egyptian coup d'état
21 Nov

Ukraine-European Union Association Agreement
The first of to become massive protests start in Ukraine after President Viktor Yanukovych suspended signing the Ukraine-European Union Association Agreement.

Deaths on April 23

Frank W. J. Olver

Died on April 23, 2013

References

Choose Another Date

Events on 2013

My Chemical Romance

Syrian Civil War

Chelsea Manning

2013 Egyptian coup d'état

Ukraine-European Union Association Agreement