Category:Rudolf Sicco Tjaden Modderman

**Rudolf Sicco Tjaden Modderman**
	(1831-1924)
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Date of birth	22 September 1831; Winschoten
Date of death	26 August 1924; The Hague
Educated at	Leiden University;
Occupation	university teacher;
Employer	University of Groningen (Faculty of Science and Engineering, hoogleraar, 1869–1877); University of Groningen (Faculty of Science and Engineering, hoogleraar, 1877–1877);
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	Q74621931; ISNI: 0000000397882902; VIAF ID: 64370509; GND ID: 1055137696; Nationale Thesaurus voor Auteursnamen ID: 184228301; Open Library ID: OL6718780A; Mathematics Genealogy Project ID: 145037
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