Henry IV

Henry IV and his Walk to Canossa

Henry IV and his Walk to Canossa

On January 25, 1077, Holy Roman Emperor Henry IV arrived at the gates of the fortress at Canossa in Emilia Romagna beyond the Alpes to declare atonement and to pledge for forgiveness from Pope Gregory VII, who had excommunicated Henry earlier from church. Henry’s act of penance became known as the “Walk to Canossa”. It took wisdom, patience, and self-restraint. It was also a brilliant strategy because he basically forced the Pope to forgive…
Read more
Francois Viète and the Foundations of Algebra

Francois Viète and the Foundations of Algebra

On February 23, 1603, French mathematician François Viète passed away. Viète‘s work on a  algebra was an important step towards modern algebra, due to its innovative use of letters as parameters in equations. He was a lawyer by trade, and served as a privy councillor to both Henry III and Henry IV. Francois Viète – Early Years Vieta was born at Fontenay-le-Comte, in western France about 50 km east of the coastal town of…
Read more
Relation Browser
Timeline
0 Recommended Articles:
0 Recommended Articles: