# Dr Colin McGregor

**Honorary Research Fellow**(School of Mathematics & Statistics)

**email**:
Colin.McGregor@glasgow.ac.uk

Mathematics, Mathematics Building

## Publications

**9**.

## 2010

Crabb, M. J., Duncan, J. and McGregor, C. M.
(2010)
Finiteness and recognizability problems for substitution maps on two symbols.
*Semigroup Forum*, 81(1),
pp. 71-84.
(doi: 10.1007/s00233-010-9246-x)

Crabb, M. J., Duncan, J. and McGregor, C. M.
(2010)
On one-sided primitivity of Banach algebras.
*Proceedings of the Edinburgh Mathematical Society*, 53(01),
pp. 111-123.
(doi: 10.1017/S0013091508000783)

## 2006

Crabb, M.J., McGregor, C.M. and Munn, W.D.
(2006)
A property of the complex semigroup algebra of a free monoid.
*Journal of the Australian Mathematical Society*, 81(1),
pp. 97-103.
(doi: 10.1017/S1446788700014658)

## 2004

Crabb, M., Duncan, J. and McGregor, C.
(2004)
Spectra in some inverse semigroup algebras.
*Mathematical Proceedings of the Royal Irish Academy*, 104A(2),
pp. 211-218.

Mcgregor, C.
(2004)
On the values of pi for norms on R^2.
*College Mathematics Journal*,
pp. 84-92.

## 2003

Duncan, J. and McGregor, C.
(2003)
Carleman's inequality.
*American Mathematical Monthly*, 110,
pp. 424-431.

## 2002

Crabb, M.J., Duncan, J. and McGregor, C.M.
(2002)
The extremal algebra on two hermitians with square 1.
*Glasgow Mathematical Journal*, 44(2),
pp. 255-260.
(doi: 10.1017/S0017089502020062)

## 2001

Crabb, M.J., Duncan, J. and McGregor, C.M.
(2001)
Some extremal algebras for hermitians.
*Glasgow Mathematical Journal*, 43(1),
pp. 29-38.

Crabb, M., Duncan, J., McGregor, C. and Ransford, T.
(2001)
Hermitian powers: A Muntz theorem and extremal algebras.
*Studia Mathematica*, 146,
pp. 83-97.

**Thu Jan 27 17:27:39 2022 GMT**.

**9**.

## Articles

Crabb, M. J., Duncan, J. and McGregor, C. M.
(2010)
Finiteness and recognizability problems for substitution maps on two symbols.
*Semigroup Forum*, 81(1),
pp. 71-84.
(doi: 10.1007/s00233-010-9246-x)

Crabb, M. J., Duncan, J. and McGregor, C. M.
(2010)
On one-sided primitivity of Banach algebras.
*Proceedings of the Edinburgh Mathematical Society*, 53(01),
pp. 111-123.
(doi: 10.1017/S0013091508000783)

Crabb, M.J., McGregor, C.M. and Munn, W.D.
(2006)
A property of the complex semigroup algebra of a free monoid.
*Journal of the Australian Mathematical Society*, 81(1),
pp. 97-103.
(doi: 10.1017/S1446788700014658)

Crabb, M., Duncan, J. and McGregor, C.
(2004)
Spectra in some inverse semigroup algebras.
*Mathematical Proceedings of the Royal Irish Academy*, 104A(2),
pp. 211-218.

Mcgregor, C.
(2004)
On the values of pi for norms on R^2.
*College Mathematics Journal*,
pp. 84-92.

Duncan, J. and McGregor, C.
(2003)
Carleman's inequality.
*American Mathematical Monthly*, 110,
pp. 424-431.

Crabb, M.J., Duncan, J. and McGregor, C.M.
(2002)
The extremal algebra on two hermitians with square 1.
*Glasgow Mathematical Journal*, 44(2),
pp. 255-260.
(doi: 10.1017/S0017089502020062)

Crabb, M.J., Duncan, J. and McGregor, C.M.
(2001)
Some extremal algebras for hermitians.
*Glasgow Mathematical Journal*, 43(1),
pp. 29-38.

Crabb, M., Duncan, J., McGregor, C. and Ransford, T.
(2001)
Hermitian powers: A Muntz theorem and extremal algebras.
*Studia Mathematica*, 146,
pp. 83-97.

**Thu Jan 27 17:27:39 2022 GMT**.