Background
Son of burgher January, waterworks caretaker of Olkusz.
Son of burgher January, waterworks caretaker of Olkusz.
Probably studied at parish school in Olkusz.
He collaborated with German astronomer Regiomontanus (born Johannes Müller von Königsberg) - they jointly developed astronomical tables and Disputationes inter Viennensem et Cracoviensem super Cremonensia in planetarum theoriae deliramenta (lat Dialogues between a Viennese and a Cracovian about Gerard of Cremona"s thoughts on planetary theories) - a critique of an obsolete astronomy book He supplied Jagiellonian University with astronomical instruments, preserved to date. He has also given lectures at Universitas Istropolitana in Pressburg.
There is a street named after him in his hometown, Olkusz.