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Comparison theorems in Riemannian geometry. (English) Zbl 0309.53035
North-Holland Mathematical Library. Vol. 9. Amsterdam-Oxford: North-Holland Publishing Company; New York: American Elsevier Publishing Company, Inc. VIII, 174 p. Dfl. 50.00; $ 19.25 (1975).

53C20 Global Riemannian geometry, including pinching
53-02 Research exposition (monographs, survey articles) pertaining to differential geometry
53C30 Differential geometry of homogeneous manifolds
58E10 Variational problems in applications to the theory of geodesics (problems in one independent variable)
55Q05 Homotopy groups, general; sets of homotopy classes