Klembeck, Paul F. On Geroch’s counterexample to the algebraic Hopf conjecture. (English) Zbl 0341.53011 Proc. Am. Math. Soc. 59, 334-336 (1976). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 8 Documents MSC: 53A45 Differential geometric aspects in vector and tensor analysis 53C20 Global Riemannian geometry, including pinching × Cite Format Result Cite Review PDF Full Text: DOI