Birs- 19w5028: Helly and Tverberg type Theorems

  1. Title:
    Data Classification Algorithms and Tverberg-type theorems

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  2. Title:
    On a hypersimplicial Van Kampen-Flores theorem

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    On a scissors congruence phenomenon for some polytopes

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    Intersection patterns in good covers.

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    Helly numbers for crystals and cut-and-project sets.

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    Colorful Helly-type Theorems for Ellipsoids

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    On F-convexity and related problems.

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  8. Title:
    Are we afraid of Projective Geometry?

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  9. Title:
    Exact quantitative Helly theorems.

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  10. Title:
    The geometry and combinatorics of discrete line segment hypergraphs.

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  11. Title:
    Colorful and Fractional Helly theorems.

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  12. Title:
    Bounding Radon's number via Betti numbers.

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  13. Title:
    Bounding Radon's number via Betti numbers in the plane.

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  14. Title:
    Geometric intersection patterns and order

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  15. Title:
    Borsuk--Ulam type theorem for f--neighbors

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  16. Title:
    Embeddings of k-complexes into 2k-manifolds

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  17. Title:
    Characterizations of the sphere by means of visual cones: an alternative proof of Matsuura's theorem

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  18. Title:
    On the isometric hypothesis of Banach

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  19. Title:
    Envy-free division using mapping degree.

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  20. Title:
    Bistellar and Edge Flip Graphs of Triangulations in the Plane - Geometry and Connectivity.

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