The year 1872 saw the publication of the theories of Karl Weierstrass (by his pupil Ernst Kossak), Eduard Heine (Crelle's Journal, 74), Georg Cantor (Annalen, 5), and Richard Dedekind.
Awatay wan 1872 ihanəy tazəjort ən timusnawen tin Karl Weierstrass, (as eməssaɣar iness Ernst Kossak), Eduard Heine (jornal wan Ərelle,74),Georg Cantor (Annalen,5)ad Richard Dedekind.