Title: H
Subjects: Rings (Algebra), Homology theory, Spectral theory (Mathematics), Homotopy theory, H&#x221E;-Ring, Cohomologie, Spectre, Spektraltheorie, Anneaux (algèbre), SPECTRAL THEORY, Topologie algébrique, HOMOTOPY THEORY, HOMOLOGY, Homotopie, Homologie, K-théorie, Spectre (Mathématiques), Anneaux (Algèbre), Théorie spectrale (mathématiques), Smash-Produkt, RINGS (MATHEMATICS)