Mountain Biking Highlight
Johannes Kepler was born on December 27th, 1571 in Weil der Stadt. He was a German natural philosopher, mathematician, astronomer, astrologer, optician and Protestant theologian. From 1594 to 1600 Kepler was a landscape mathematician in Graz, that is, mathematician from the province of Styria. He taught mathematics at the Protestant collegiate school.
April 19, 2020
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