!!!Schreiber, Heinrich Grammateus b. Erfurt (Germany), around 1490, d. Vienna,1525. Mathematician. Pupil of G. Collimitius, studied in Vienna and Kraków, taught at the University of Vienna 1517-1521. Influential mathematician, wrote mathematics text books in German; contributions to the symbolism of arithmetic and algebra (the first to consistently use plus and minus signs) and an instruction book for accountants. !Works Algorismus proportionum, 1514; Ayn new kuenstlich Buch, 1521; Algorismus de integris, 1523. !Literature M. Cantor, Vorlesungen ueber Geschichte der Mathematik, 4 vols., 1880-1898 (vol. 2); NDB. %%language [Back to the Austrian Version|AEIOU/Schreiber,_Heinrich_Grammateus|class='wikipage austrian'] %% [{FreezeArticle author='AEIOU' template='Lexikon_1995_englisch'}] [{ALLOW view All}][{ALLOW comment All}][{ALLOW edit FreezeAdmin}]