Rechnung nach der lenge, auff den Linihen und Feder. Darzu forteil und behendigkeit durch die Proportiones Practica genant. Mit grüntlichem unterricht des visierens.
Leipzig: Jakob Bärwald, 1550. First edition, rare, of Riese’s last, and most comprehensive, arithmetic text. “Riese (1492-1559), while not the first Rechenmeister to publish an arithmetic book in Germany, was by far the most famous and influential. His works went through at least one hundred editions and were used in..... More
Item #5199