Friedrich Wilhelm crutches

Friedrich Wilhelm Krücken (born October 1930 in Mönchengladbach ) is a former teacher at the Mercator Gymnasium in Duisburg.

Life

After the Second World War he graduated from high school and then successfully studied philosophy, mathematics, physics, psychology and astronomy. From 1959 to January 30, 1993, he taught philosophy and mathematics as well as computer science at the Mercator Gymnasium. After his retirement he devoted himself primarily to his Mercator studies and published his research results in six volumes from 2009 to 2014, “Ad Maiorem Gerardi Mercatoris Gloriam”. In 2012 the Philosophical Faculty of the University of Duisburg-Essen awarded him a doctorate for his research. phil. hc With Volume VII he closes the series of his publications "to the greater honor of Gerhard Mercator".

Web links

• Homepage of FW Krücken
• FW crutches at tredition.de

Works

• Volume I. Ad maiorem Gerardi Mercatoris gloriam. Treatises on the life and work of Gerhard Mercator March 5, 1512 Rupelmonde December 2, 1594 Duisburg. 2009, ISBN 978-3-86582-895-8 .
• Volume II. Ad maiorem Gerardi Mercatoris gloriam. Treatises on the life and work of Gerhard Mercator March 5, 1512 Rupelmonde December 2, 1594 Duisburg. 2010, ISBN 978-3-86991-014-7 .
• Volume III. Ad maiorem Gerardi Mercatoris gloriam. Treatises on the life and work of Gerhard Mercator March 5, 1512 Rupelmonde December 2, 1594 Duisburg. 2011, ISBN 978-3-86991-302-5 .
• Volume IV. Ad maiorem Gerardi Mercatoris gloriam. Treatises on the life and work of Gerhard Mercator March 5, 1512 Rupelmonde December 2, 1594 Duisburg. 2011, ISBN 978-3-86991-456-5 .
• Volume V. Ad maiorem Gerardi Mercatoris gloriam. Treatises on the life and work of Gerhard Mercator March 5, 1512 Rupelmonde December 2, 1594 Duisburg. 2011, ISBN 978-3-86991-457-2 .
• Volume VI. Ad maiorem Gerardi Mercatoris gloriam. Treatises on the life and work of Gerhard Mercator March 5, 1512 Rupelmonde December 2, 1594 Duisburg. 2014, ISBN 978-3-95645-387-8 .
• Volume VII. Ad maiorem Gerardi Mercatoris gloriam. Treatises on the life and work of Gerhard Mercator March 5, 1512 Rupelmonde December 2, 1594 Duisburg. 2017, ISBN 978-3-7439-1875-7 .