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Difference between revisions of "Involution representation"

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A representation <img align="absmiddle" border="0" src="https://www.encyclopediaofmath.org/legacyimages/i/i052/i052530/i0525301.png" /> of an [[Involution algebra|involution algebra]] <img align="absmiddle" border="0" src="https://www.encyclopediaofmath.org/legacyimages/i/i052/i052530/i0525302.png" /> by continuous linear operators on a Hilbert space such that <img align="absmiddle" border="0" src="https://www.encyclopediaofmath.org/legacyimages/i/i052/i052530/i0525303.png" /> for all <img align="absmiddle" border="0" src="https://www.encyclopediaofmath.org/legacyimages/i/i052/i052530/i0525304.png" />, where <img align="absmiddle" border="0" src="https://www.encyclopediaofmath.org/legacyimages/i/i052/i052530/i0525305.png" /> is the image of <img align="absmiddle" border="0" src="https://www.encyclopediaofmath.org/legacyimages/i/i052/i052530/i0525306.png" /> under the involution of <img align="absmiddle" border="0" src="https://www.encyclopediaofmath.org/legacyimages/i/i052/i052530/i0525307.png" />.
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A representation $\pi$ of an [[Involution algebra|involution algebra]] $A$ by continuous linear operators on a Hilbert space such that $\pi(x)^*=\pi(x^*)$ for all $x\in A$, where $x^*$ is the image of $x$ under the involution of $A$.
  
  
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====References====
 
====References====
<table><TR><TD valign="top">[a1]</TD> <TD valign="top">  J. Dixmier,  "<img align="absmiddle" border="0" src="https://www.encyclopediaofmath.org/legacyimages/i/i052/i052530/i0525308.png" /> algebras" , North-Holland  (1977)  (Translated from French)</TD></TR></table>
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<table><TR><TD valign="top">[a1]</TD> <TD valign="top">  J. Dixmier,  "$C^*$ algebras" , North-Holland  (1977)  (Translated from French)</TD></TR></table>

Revision as of 20:32, 31 July 2014

A representation $\pi$ of an involution algebra $A$ by continuous linear operators on a Hilbert space such that $\pi(x)^*=\pi(x^*)$ for all $x\in A$, where $x^*$ is the image of $x$ under the involution of $A$.


Comments

References

[a1] J. Dixmier, "$C^*$ algebras" , North-Holland (1977) (Translated from French)
How to Cite This Entry:
Involution representation. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Involution_representation&oldid=32624
This article was adapted from an original article by A.I. Shtern (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article