Saturday, August 27, 2011

Margarita philosophica of Gregor Reisch

This is the title page of the Margarita philosophica (Pearl of Wisdom) of Gregor Reisch (1467 - 1525). The first edition was published in 1503. This work was used as a university textbook in the early sixteenth century. Among its twelve chapters are seven dealing with the seven liberal arts commonly taught at the universities: the trivium of logic, rhetoric, grammar and the quadrivium of arithmetic, music, geometry, and astronomy. There are also several chapters on more advanced topics.

Saturday, August 20, 2011

Saturday, August 6, 2011

Leonhard Euler's Calculus of Variations

This is the title page of the first textbook in the calculus of variations, the Method of Finding Curved Lines that Show some Property of Maximum or Minimum, by Leonhard Euler (1707-1783). The book was published in 1744.