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Results tagged with mg.metric-geometry
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user 25235
Euclidean, hyperbolic, discrete, convex, coarse geometry, metric spaces, comparisons in Riemannian geometry, symmetric spaces.
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Existence of non-trivial affine functions on Hadamard spaces ?
Let $X$ be a Hadamard space. Any two points $x$ and $y$ of $X$ have a unique midpoint $m = m(x,y)$.
Given $x$ and $y$ any two points of $X$, is it always possible to find an affine function $f : X \r …
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