## Contributions of rational homotopy theory to global problems in geometry.(English)Zbl 0508.55013

### MSC:

 55P62 Rational homotopy theory 58E10 Variational problems in applications to the theory of geodesics (problems in one independent variable) 53C22 Geodesics in global differential geometry 57R19 Algebraic topology on manifolds and differential topology 53C20 Global Riemannian geometry, including pinching

Zbl 0508.55004
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### References:

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