Which Happened First?

Julius Petersen

Julius Petersen
Image: Jens Petersen · Public domain · source

Julius Peter Christian Petersen was a Danish mathematician. His contributions to the field of mathematics led to the birth of graph theory.

Summary from Wikipedia (CC BY-SA 4.0) · Dates from Wikidata (CC0)

Who was born first?

Timeline

  1. George Mary SearleJune 27, 1839 – July 7, 1918
  2. Josiah Willard GibbsFebruary 11, 1839 – April 28, 1903
  3. Julius Petersen (this page)June 16, 1839 – August 5, 1910
  4. Julius von HannMarch 23, 1839 – October 1, 1921
  5. Nils Christoffer DunérMay 21, 1839 – November 10, 1914
  6. Philippe Édouard Léon Van TieghemApril 19, 1839 – April 28, 1914

Related

Play a round with Science · 19th century