Results 1 – 8 of 8 Arithmetica integra [Reprint] () by Michael Stifel and a great selection of related books, art and collectibles available now at Title, Arithmetica integra. Author, Michael Stifel. Publisher, apud Iohan Petreium, Original from, the Complutense University of Madrid. Digitized, Jun 0 ReviewsWrite review .html?id=fndPsRv08R0C. Arithmetica integra. By Michael Stifel. About this book.

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At this time Stifel started writing a book collecting letter transcripts of Martin Luther.

Retrieved from ” https: He also performed the so-called “Wortrechnung” i. It was completed in This page was last edited on 6 Novemberat At Lochau he had the opportunity to do mathematical studies on number theory and numerology. He was later appointed professor of mathematics at Jena Aritymetica.

## Arithmetica integra. Authore Michaele Stifelio. Cum praefatione Philippi Melanchthonis

A short account of the history of mathematics. Contemporain gravure of Michael Stifel.

It has the first use of multiplication by juxtaposition with no symbol between the terms in Europe. Michael Stifel was fascinated regarding the properties and possibilities of numbers. Stifel found them very useful for mathematics, and not dispensable. He also realized that this would create a lot of work. August Learn how and when to remove this template message. Please help to improve this article by introducing more precise citations.

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Stifel however, used negative numbers equal to the other numbers. Arithmetica integra containing an early version of logarithms. Views Read Edit View history. Worth mentioning were “the Coss” the first algebra book written in German of Christoph Rudolffwhich he did in self study and “the Elements” of Euclid in the Latin edition by Campanus of Novara. He was able to reduce the different cases known to one case, because he uses both, positive and negative coefficients.

The German saying “to talk a Stiefel” or “to calculate a Stiefel” Stiefel is the German word for boot meaning to say or calculate something based on an unusual track can be traced back to this incident. Stifel was born in Esslingen am Neckar. So he wrote, that regarding this issue marvelous books could be written, but he himself will refrain and keep his eyes shut.

## Michael Stifel

Michael Stifel or Styfel — April 19, was arithmdtica German monk, Protestant reformer and mathematician. Stifel was the first, who had a standard method to solve quadratic equations. Another topic dealt with in the Arithmetica integra are negative numbers which Stifel calls numeri absurdi. In Stifel became first professor of mathematics at the new founded University of Jena.

Stifel explicitly points out, that multiplication and division operations in the lower geometric series can be mapped by addition and subtraction in the upper arithmetic series. Stifel now continued with serious mathematical studies. From Wikipedia, the free encyclopedia. Wikimedia Commons has media related to Michael Stifel. In he became minister in Holzdorf near Wittenberg and stayed there for 12 years.

Milich encouraged Michael Stifel to write a comprehensive work on arithmetic and algebra.

This predicted that Judgement Day the world would end at 8am on October 19, He joined the Order of Saint Augustine and was ordained a priest in In other projects Wikimedia Commons. By using this site, you agree to the Terms of Use and Privacy Policy.

Stifel’s most important work Arithmetica integra contained important innovations in mathematical notation. Stifel then left for Frankfurtand soon went to Mansfeldwhere he began his mathematical studies. Negative numbers were refused and considered as preposterous aritbmetica the authorities at that time.

A proposal of Jacob Milichwho supported his scientific development.