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Mathematical Treasures - Johann Boschenstein's Rechenbuch

Author(s): 
Frank J. Swetz and Victor J. Katz

Boschenstein Title Page

This is the title page of Ain neu geordnet Rechenbiechlin (1514) by Johann Böschenstein (1472-1540). Böschenstein was best known as a professor of Hebrew in several German universities. In fact, Martin Luther studied Hebrew with him at one time. This rechenbuch introduced students to the basic principles of arithmetic, with application to various business problems. The engraving on the title page shows someone working on an arithmetic problem.

Boschenstein addition

Here, on sig. A, f. vi, Böschenstein presents eight examples of adding fractions and mixed numbers.

Boschenstein fraction division

On sig. B, f. iii, Böschenstein presents the rules for dividing fractions, along with eight examples.

Dummy View - NOT TO BE DELETED