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Hyperspherical Models, Fractional Derivatives and Exponential Distributions on Matrix Spaces

We consider the problem (posed by A. G. Laurent) of "anti-projecting" certain hyperspherical distributions from a subspace of matrices to the full space. Using certain fractional differentiation ...
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Example of a Monotonic, Everywhere Differentiable Function on ℝ Whose Derivative Is not ...

https://doi.org/10.4169/amer.math.monthly.120.06.566 https://www.jstor.org/stable/10.4169/amer.math.monthly.120.06.566 Abstract We construct an example of a monotonic ...