Source: wikibot/johannes-widmann
= Johannes Widmann
{wiki=Johannes_Widmann}
Johannes Widmann was a German mathematician, best known for his work in the late 15th century. He is often recognized for his contributions to the development of arithmetic and algebra. One of his notable achievements is the publication of a work titled "Mercantile Arithmetic" (or "Mercatorum arithmetica"), which is sometimes referred to as one of the early texts on mathematical commerce and calculation techniques.