Peligrad, Costel Invariant subspaces of generalized Hardy algebras associated with compact abelian group actions on \(W^*\)-algebras. (English) Zbl 1469.46068 Houston J. Math. 46, No. 2, 409-433 (2020). MSC: 46L55 47L30 PDFBibTeX XMLCite \textit{C. Peligrad}, Houston J. Math. 46, No. 2, 409--433 (2020; Zbl 1469.46068) Full Text: arXiv Link
Peligrad, Costel Duality for compact group actions on operator algebras and applications: irreducible inclusions and Galois correspondence. (English) Zbl 1465.46062 Int. J. Math. 31, No. 9, Article ID 2050067, 12 p. (2020). MSC: 46L40 46L55 22C05 PDFBibTeX XMLCite \textit{C. Peligrad}, Int. J. Math. 31, No. 9, Article ID 2050067, 12 p. (2020; Zbl 1465.46062) Full Text: DOI arXiv
Peligrad, Costel Compact group actions on operator algebras and their spectra. (English) Zbl 1459.46064 Math. Scand. 126, No. 2, 276-292 (2020). MSC: 46L55 PDFBibTeX XMLCite \textit{C. Peligrad}, Math. Scand. 126, No. 2, 276--292 (2020; Zbl 1459.46064) Full Text: DOI arXiv
Peligrad, Costel A solution of the maximality problem for one-parameter dynamical systems. (English) Zbl 1423.46093 Adv. Math. 329, 742-780 (2018). Reviewer: Bernhard Burgstaller (Florianópolis) MSC: 46L55 46L05 46J10 PDFBibTeX XMLCite \textit{C. Peligrad}, Adv. Math. 329, 742--780 (2018; Zbl 1423.46093) Full Text: DOI arXiv
Dumitru, Raluca; Peligrad, Costel Nuclear and type I \(C^*\)-crossed products. (English) Zbl 1299.46068 J. Oper. Theory 69, No. 1, 287-296 (2013). MSC: 46L35 46L55 46L05 20G42 PDFBibTeX XMLCite \textit{R. Dumitru} and \textit{C. Peligrad}, J. Oper. Theory 69, No. 1, 287--296 (2013; Zbl 1299.46068) Full Text: DOI arXiv
Dumitru, Raluca; Peligrad, Costel Spectra for compact quantum group coactions and crossed products. (English) Zbl 1368.46061 Trans. Am. Math. Soc. 364, No. 7, 3699-3713 (2012). MSC: 46L55 47L65 20G42 PDFBibTeX XMLCite \textit{R. Dumitru} and \textit{C. Peligrad}, Trans. Am. Math. Soc. 364, No. 7, 3699--3713 (2012; Zbl 1368.46061) Full Text: DOI arXiv
Peligrad, Costel; Zsidó, László Maximal subalgebras of C\(^*\)-algebras associated with periodic flows. (English) Zbl 1246.46060 J. Funct. Anal. 262, No. 8, 3626-3637 (2012). MSC: 46L55 PDFBibTeX XMLCite \textit{C. Peligrad} and \textit{L. Zsidó}, J. Funct. Anal. 262, No. 8, 3626--3637 (2012; Zbl 1246.46060) Full Text: DOI arXiv
Peligrad, Costel A Galois correspondence for compact group actions on C\(^{\ast}\)-algebras. (English) Zbl 1228.46062 J. Funct. Anal. 261, No. 5, 1227-1235 (2011). MSC: 46L55 46L40 PDFBibTeX XMLCite \textit{C. Peligrad}, J. Funct. Anal. 261, No. 5, 1227--1235 (2011; Zbl 1228.46062) Full Text: DOI arXiv
Dumitru, Raluca; Peligrad, Costel; Vişinescu, Bogdan Automorphisms inner in the local multiplier algebra and Connes spectrum. (English) Zbl 1199.46151 Davidson, Kenneth R. (ed.) et al., Operator theory 20. Proceedings of the 20th international conference on operator theory, Timişoara, Romania, June 30–July 5, 2004. Bucharest: Theta (ISBN 978-973-85432-9-4; 973-85432-9-0). Theta Series in Advanced Mathematics 6, 75-80 (2006). Reviewer: Martin Mathieu (Belfast) MSC: 46L55 46L40 PDFBibTeX XMLCite \textit{R. Dumitru} et al., Theta Ser. Adv. Math. 6, 75--80 (2006; Zbl 1199.46151) Full Text: arXiv
Szymański, W.; Peligrad, C. Saturated actions of finite dimensional Hopf \(*\)-algebras on \(C^*\)-algebras. (English) Zbl 0854.46054 Math. Scand. 75, No. 2, 217-239 (1994). MSC: 46L55 46L80 46L05 46L37 16W30 PDFBibTeX XMLCite \textit{W. Szymański} and \textit{C. Peligrad}, Math. Scand. 75, No. 2, 217--239 (1994; Zbl 0854.46054) Full Text: DOI EuDML
Gootman, Elliot C.; Lazar, Aldo J.; Peligrad, Costel Spectra for compact group actions. (English) Zbl 0857.46041 J. Oper. Theory 31, No. 2, 381-399 (1994). Reviewer: D.Petz (Budapest) MSC: 46L55 PDFBibTeX XMLCite \textit{E. C. Gootman} et al., J. Oper. Theory 31, No. 2, 381--399 (1994; Zbl 0857.46041)
Peligrad, C. Compact actions commuting with ergodic actions and applications to crossed products. (English) Zbl 0824.46078 Trans. Am. Math. Soc. 331, No. 2, 825-836 (1992). MSC: 46L55 43A45 PDFBibTeX XMLCite \textit{C. Peligrad}, Trans. Am. Math. Soc. 331, No. 2, 825--836 (1992; Zbl 0824.46078) Full Text: DOI
Peligrad, C. Duality type results and ergodic actions of simple Lie groups on operator algebras. (English) Zbl 0737.46045 Rocky Mt. J. Math. 20, No. 2, 503-510 (1990). Reviewer: M.B.Bekka (München) MSC: 46L55 22E46 PDFBibTeX XMLCite \textit{C. Peligrad}, Rocky Mt. J. Math. 20, No. 2, 503--510 (1990; Zbl 0737.46045) Full Text: DOI
Peligrad, C. Crossed product \(C^*\)-algebras by compact group actions vs. fixed point algebras. (English) Zbl 0716.46048 Operator theory, Proc. GPOTS-Wabash Conf., Indianapolis/IN 1988, Pitman Res. Notes Math. Ser. 225, 93-97 (1990). Reviewer: R.Plymen MSC: 46L55 PDFBibTeX XML
Peligrad, C. Actions of compact groups on \(C^*\)-algebras. (English) Zbl 0739.46055 Operator theory, operator algebras and applications, Proc. Summer Res. Inst., Durham/NH (USA) 1988, Proc. Symp. Pure Math. 51, Pt. 2, 243-246 (1990). MSC: 46L55 47L30 PDFBibTeX XMLCite \textit{C. Peligrad}, Proc. Symp. Pure Math. None, 243--246 (1990; Zbl 0739.46055)
Peligrad, Costel Locally compact group actions on \(C^ *\)-algebras and compact subgroups. (English) Zbl 0644.46049 J. Funct. Anal. 76, No. 1, 126-139 (1988). Reviewer: M.Bekka MSC: 46L55 PDFBibTeX XMLCite \textit{C. Peligrad}, J. Funct. Anal. 76, No. 1, 126--139 (1988; Zbl 0644.46049) Full Text: DOI
Goodman, F. M.; Jørgensen, P. E. T.; Peligrad, C. Smooth derivations commuting with Lie group actions. (English) Zbl 0594.46056 Math. Proc. Camb. Philos. Soc. 99, 307-314 (1986). MSC: 46L55 46L40 22E99 PDFBibTeX XMLCite \textit{F. M. Goodman} et al., Math. Proc. Camb. Philos. Soc. 99, 307--314 (1986; Zbl 0594.46056) Full Text: DOI
Peligrad, C.; Rubinstein, S. Maximal subalgebras of \(C^*\)-crossed products. (English) Zbl 0567.46032 Pac. J. Math. 110, 325-333 (1984). Reviewer: A.Lodkin MSC: 46L55 46L05 PDFBibTeX XMLCite \textit{C. Peligrad} and \textit{S. Rubinstein}, Pac. J. Math. 110, 325--333 (1984; Zbl 0567.46032) Full Text: DOI
Longo, Roberto; Peligrad, Costel Noncommutative topological dynamics and compact actions on \(C^*\)- algebras. (English) Zbl 0556.46039 J. Funct. Anal. 58, 157-174 (1984). MSC: 46L55 54H20 PDFBibTeX XMLCite \textit{R. Longo} and \textit{C. Peligrad}, J. Funct. Anal. 58, 157--174 (1984; Zbl 0556.46039) Full Text: DOI
Peligrad, C. Derivations of C*-algebras which are invariant under an automorphism group. II. (English) Zbl 0526.46066 Invariant subspaces and other topics, 6th int. Conf., Timisoara and Herculane/Rom. 1981, Operator Theory: Adv. Appl. 6, 181-194 (1982). MSC: 46L55 46L40 47B47 46L10 47C15 PDFBibTeX XML
Peligrad, C. Derivations of C*-algebras which are invariant under an automorphism group. (English) Zbl 0482.46041 Topics in modern operator theory, 5th int. Conf., Timisoara and Herculane/Romania 1980, 259-268 (1981). MSC: 46L55 46L40 46L05 PDFBibTeX XML
Peligrad, C. Reflexive operator algebras and crossed products. (English) Zbl 0496.47009 Operator theory, Proc. 4th Conf., Timisoara 1979, 66-68 (1980). MSC: 47A15 46J15 47B35 46L55 PDFBibTeX XML
Peligrad, C. Reflexive operator algebras on non-commutative Hardy spaces. (English) Zbl 0462.47004 Math. Ann. 253, 165-175 (1980). MSC: 47A15 47B35 46L40 46L55 PDFBibTeX XMLCite \textit{C. Peligrad}, Math. Ann. 253, 165--175 (1980; Zbl 0462.47004) Full Text: DOI EuDML