Sivaram K. Narayan

Andrew M Zimmer2
Sara P Rimer2
2Andrew M Zimmer
2Sara P Rimer
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In most cases authors are permitted to post their version of the article (e.g. in Word or Tex form) to their personal website or institutional repository. Authors requiring further information regarding Elsevier's archiving and manuscript policies are encouraged to visit: The real (complex) minimum semidefinite rank of a graph is the minimum rank among all(More)
We characterize frames in R n that are robust to k erasures. The characterization is given in terms of the support of the null space of the synthesis operator of the frame. A necessary and sufficient condition is given for when an (r, k)-surgery on unit-norm tight frames in R 2 are possible. Also a generalization of a known characterization of the existence(More)
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