Positivity preserving hadamard matrix functions

Bhatia R, Elsner L (2007)
Positivity 11(4): 583-588.

Zeitschriftenaufsatz | Veröffentlicht| Englisch
 
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Autor/in
Bhatia, Rajendra; Elsner, LudwigUniBi
Abstract / Bemerkung
For every positive real number p that lies between even integers 2(m-2) and 2(m-1) we demonstrate a matrix A = [a(ij)] of order 2m such that A is positive definite but the matrix with entries vertical bar ai vertical bar(p) is not.
Stichworte
Hadamard matrix function; positive definite matrix; nonlinear; completely positive map
Erscheinungsjahr
2007
Zeitschriftentitel
Positivity
Band
11
Ausgabe
4
Seite(n)
583-588
ISSN
1385-1292
Page URI
https://pub.uni-bielefeld.de/record/1631025

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Bhatia R, Elsner L. Positivity preserving hadamard matrix functions. Positivity. 2007;11(4):583-588.
Bhatia, R., & Elsner, L. (2007). Positivity preserving hadamard matrix functions. Positivity, 11(4), 583-588. doi:10.1007/s11117-007-2104-8
Bhatia, R., and Elsner, L. (2007). Positivity preserving hadamard matrix functions. Positivity 11, 583-588.
Bhatia, R., & Elsner, L., 2007. Positivity preserving hadamard matrix functions. Positivity, 11(4), p 583-588.
R. Bhatia and L. Elsner, “Positivity preserving hadamard matrix functions”, Positivity, vol. 11, 2007, pp. 583-588.
Bhatia, R., Elsner, L.: Positivity preserving hadamard matrix functions. Positivity. 11, 583-588 (2007).
Bhatia, Rajendra, and Elsner, Ludwig. “Positivity preserving hadamard matrix functions”. Positivity 11.4 (2007): 583-588.