Current Primary Research Interests.
<p>
<li> Approximation theory.
<li> Data Science (most recently topological data analysis), Manifold 
Learning, Vision, Alignment, Signal Processing
<li> Harmonic Analysis.
<li> Shortest paths/Clustering.
<li> Optimal Transport
<li> Neuroscience
<li> Deep learning-Computatbility-Artificial intelligence.
<li> Invariance.
<p>
<HR>