Crabb, M. J.; Duncan, J.; McGregor, C. M. Primitivity theorems for convolution algebras on McAlister monoids. (English) Zbl 1310.43006 Math. Proc. R. Ir. Acad. 114A, No. 2, 149-163 (2014). Reviewer: Do Ngoc Diep (Hanoi) MSC: 43A55 20M10 46L99 PDF BibTeX XML Cite \textit{M. J. Crabb} et al., Math. Proc. R. Ir. Acad. 114A, No. 2, 149--163 (2014; Zbl 1310.43006) Full Text: DOI
Crabb, M. J.; Duncan, J.; McGregor, C. M. On one-sided primitivity of Banach algebras. (English) Zbl 1195.46047 Proc. Edinb. Math. Soc., II. Ser. 53, No. 1, 111-123 (2010). Reviewer: Ömer Gök (Istanbul) MSC: 46H20 PDF BibTeX XML Cite \textit{M. J. Crabb} et al., Proc. Edinb. Math. Soc., II. Ser. 53, No. 1, 111--123 (2010; Zbl 1195.46047) Full Text: DOI arXiv
Crabb, M. J.; Duncan, J.; McGregor, C. M. Spectra in some inverse semigroup algebras. (English) Zbl 1098.46039 Math. Proc. R. Ir. Acad. 104A, No. 2, 211-218 (2004). MSC: 46H30 PDF BibTeX XML Cite \textit{M. J. Crabb} et al., Math. Proc. R. Ir. Acad. 104A, No. 2, 211--218 (2004; Zbl 1098.46039) Full Text: DOI
Crabb, M. J.; Duncan, J.; McGregor, C. M. The extremal algebra on two Hermitians with square 1. (English) Zbl 1009.47007 Glasg. Math. J. 44, No. 2, 255-260 (2002). Reviewer: Saulius Norvidas (Vilnius) MSC: 47A12 46H05 47B15 PDF BibTeX XML Cite \textit{M. J. Crabb} et al., Glasg. Math. J. 44, No. 2, 255--260 (2002; Zbl 1009.47007) Full Text: DOI
Crabb, M. J.; Duncan, J.; McGregor, C. M.; Ransford, T. J. Hermitian powers: A Müntz theorem and extremal algebras. (English) Zbl 0999.46021 Stud. Math. 146, No. 1, 83-97 (2001). Reviewer: Robert Burckel (Manhattan) MSC: 46H05 PDF BibTeX XML Cite \textit{M. J. Crabb} et al., Stud. Math. 146, No. 1, 83--97 (2001; Zbl 0999.46021) Full Text: DOI
Crabb, M. J.; Duncan, J.; McGregor, C. M. Some extremal algebras for Hermitians. (English) Zbl 0983.47003 Glasg. Math. J. 43, No. 1, 29-38 (2001). Reviewer: Saulius Norvidas (Vilnius) MSC: 47A12 47B15 46H05 PDF BibTeX XML Cite \textit{M. J. Crabb} et al., Glasg. Math. J. 43, No. 1, 29--38 (2001; Zbl 0983.47003) Full Text: DOI
Crabb, M. J.; McGregor, C. M. The Arens irregularity of an extremal algebra. (English) Zbl 0793.46034 Proc. Edinb. Math. Soc., II. Ser. 37, No. 1, 139-141 (1994). Reviewer: M.J.Crabb (Glasgow) MSC: 46J30 PDF BibTeX XML Cite \textit{M. J. Crabb} and \textit{C. M. McGregor}, Proc. Edinb. Math. Soc., II. Ser. 37, No. 1, 139--141 (1994; Zbl 0793.46034) Full Text: DOI
Crabb, M. J.; McGregor, C. M. Interpolation and inequalities for functions of exponential type: The Arens irregularity of an extremal algebra. (English) Zbl 0808.46061 Glasg. Math. J. 35, No. 3, 325-326 (1993). Reviewer: A.G.Baskakov (Voronezh) MSC: 46H05 PDF BibTeX XML Cite \textit{M. J. Crabb} and \textit{C. M. McGregor}, Glasg. Math. J. 35, No. 3, 325--326 (1993; Zbl 0808.46061) Full Text: DOI
Crabb, M. J.; McGregor, C. M. Polynomials in a Hermitian element. (English) Zbl 0667.46036 Glasg. Math. J. 30, No. 2, 171-176 (1988). Reviewer: B.Aupetit MSC: 46H05 PDF BibTeX XML Cite \textit{M. J. Crabb} and \textit{C. M. McGregor}, Glasg. Math. J. 30, No. 2, 171--176 (1988; Zbl 0667.46036) Full Text: DOI
Crabb, M. J.; McGregor, C. M. Numerical ranges of powers of Hermitian elements. (English) Zbl 0612.46045 Glasg. Math. J. 28, 37-45 (1986). MSC: 46H05 47A12 PDF BibTeX XML Cite \textit{M. J. Crabb} and \textit{C. M. McGregor}, Glasg. Math. J. 28, 37--45 (1986; Zbl 0612.46045) Full Text: DOI
McGregor, Colin M. A representation for \(\ell^1(S)\). (English) Zbl 0328.43011 Bull. Lond. Math. Soc. 8, 156-160 (1976). MSC: 43A65 46A45 PDF BibTeX XML Cite \textit{C. M. McGregor}, Bull. Lond. Math. Soc. 8, 156--160 (1976; Zbl 0328.43011) Full Text: DOI
Crabb, M. J.; Duncan, J.; McGregor, C. M. Characterizations of commutativity for \(C^*\)-algebras. (English) Zbl 0301.46047 Glasg. Math. J. 15, 172-175 (1974). MSC: 46L05 PDF BibTeX XML Cite \textit{M. J. Crabb} et al., Glasg. Math. J. 15, 172--175 (1974; Zbl 0301.46047) Full Text: DOI
Crabb, M. J.; Duncan, J.; McGregor, C. M. Mapping theorems and the numerical radius. (English) Zbl 0241.46046 Proc. Lond. Math. Soc., III. Ser. 25, 486-502 (1972). MSC: 46H05 47A10 PDF BibTeX XML Cite \textit{M. J. Crabb} et al., Proc. Lond. Math. Soc. (3) 25, 486--502 (1972; Zbl 0241.46046) Full Text: DOI
Crabb, M. J.; Duncan, J.; McGregor, C. M. Some extremal problems in the theory of numerical ranges. (English) Zbl 0229.46049 Acta Math. 128, 123-142 (1972). MSC: 46H05 47A12 47B15 PDF BibTeX XML Cite \textit{M. J. Crabb} et al., Acta Math. 128, 123--142 (1972; Zbl 0229.46049) Full Text: DOI
McGregor, C. M. Finite-dimensional normed linear spaces with numerical index 1. (English) Zbl 0212.14304 J. Lond. Math. Soc., II. Ser. 3, 717-721 (1971). MSC: 46B20 46B10 PDF BibTeX XML Cite \textit{C. M. McGregor}, J. Lond. Math. Soc., II. Ser. 3, 717--721 (1971; Zbl 0212.14304) Full Text: DOI