The story
Introduced by Lev Pontryagin (1939).
Etymology from Wiktionary, CC BY-SA 4.0.
Pontryagin product
Today it means: A product on the homology of a topological space induced by a product on the topological space. Full definition →
Today it means: A product on the homology of a topological space induced by a product on the topological space. Full definition →
Introduced by Lev Pontryagin (1939).
Etymology from Wiktionary, CC BY-SA 4.0.