Julius Petersen
Julius Peter Christian Petersen (16 June 1839, Sorø, West Zealand – 5 August 1910, Copenhagen) was a Danish mathematician. His contributions to the field of mathematics led to the birth of graph theory.
Provided by Wikipedia
1
Published: [1908]
Superior document: Lessings Werke 3-4
2
Published: [1908]
Superior document: Lessings Werke 5-6
3
Published: [1908]
Superior document: Lessings Werke 1-2
4