Mayflower Hill 5830, Waterville ME 04901 Phone 207-859-5831 Fax 207-859-5846
Ben Mathes
Professor of Mathematics
- Interests: My research interests are in functional analysis, operator theory, and linear algebra. Sport interests are windsurfing, skiing, and biking.
- How to reach me:
- Office: Mudd 408
- Office phone: (207)-859-5839
- Email: dbmathes AT colby DOT edu
- Postal address:
D. B. Mathes Dept. of Mathematics Colby College Mayflower Hill 5839 Waterville, ME 04901
List of publications
(You need access to MathSciNet for most of the links below.)
MR2018595 (2004h:47009)
Livshits, L.;
Macdonald, G.;
Mathes, B.;
Radjavi, H.
Operator semigroups for which reducibility implies decomposability.
Positivity
7
(2003),
no. 3,
195--202. (Reviewer: Roman Drnov\v sek)
47A15 (47B65 47D03)
MR1996841 (2005g:46132)
Hadwin, Don;
Kaonga, Llolsten;
Mathes, Ben
Noncommutative continuous functions.
J. Korean Math. Soc.
40
(2003),
no. 5,
789--830. (Reviewer: Vladimir Manuilov)
46L89 (46H05 46L05)
MR1987503 (2004c:15028)
Livshits, L.;
MacDonald, G.;
Mathes, B.;
Okni\'nski, J.;
Radjavi, H.
Matrix semigroups with commutable rank.
Semigroup Forum
67
(2003),
no. 2,
288--316. (Reviewer: Walter S. Sizer)
15A30 (15A03 47D03)
MR1897153 (2003m:47071)
Livshits, L.;
MacDonald, G.;
Mathes, B.;
Radjavi, H.
On band algebras.
J. Operator Theory
46
(2001),
no. 3, suppl.,
545--560. (Reviewer: Douglas R. Farenick)
47D03 (15A30 20M20 47A15 47L35)
MR1763047 (2001c:47045)
Drnov\v sek, Roman;
Livshits, Leo;
MacDonald, Gordon W.;
Mathes, Ben;
Radjavi, Heydar;
\v Semrl, Peter
On operator bands.
Studia Math.
139
(2000),
no. 1,
91--100.
47D03 (47A15)
MR1733794 (2000i:20100)
Drnov\v sek, R.;
Livshits, L.;
MacDonald, G.;
Mathes, B.;
Radjavi, H.;
\v Semrl, P.
On transitive linear semigroups.
Linear Algebra Appl.
305
(2000),
no. 1-3,
67--86. (Reviewer: K. D. Magill, Jr.)
20M20 (15A04 47A15 47D03)
MR1642522 (99m:47004)
Livshits, L.;
MacDonald, G.;
Mathes, B.;
Radjavi, H.
Reducible semigroups of idempotent operators.
J. Operator Theory
40
(1998),
no. 1,
35--69. (Reviewer: Cecelia Laurie)
47A15 (20M99 47D03)
MR1242095 (95g:47067)
Mathes, D. Benjamin;
Paulsen, Vern I.
Operator ideals and operator spaces.
Proc. Amer. Math. Soc.
123
(1995),
no. 6,
1763--1772. (Reviewer: Qi Yuan Na)
47D50 (46B28 46L05 47B10)
MR1323805 (96h:47009)
Froelich, John; Mathes, Ben Bi-strictly cyclic operators.
New York J. Math. 1 (1994/95), 97--110, electronic. (Reviewer: David R. Larson) 47A15 (46B28 47A65 47D25)
MR1287345 (95g:15002)
Laurie, C.; Mathes, B.; Radjavi, H. Sums of idempotents.
Linear Algebra Appl. 208/209 (1994), 175--197. (Reviewer: William H. Gustafson) 15A04 (15A21)
MR1277763 (96b:47048)
Mathes, Ben Characterizations of row and column Hilbert space.
J. London Math. Soc. (2) 50 (1994), no. 1, 199--208. (Reviewer: Wend Werner) 47D15 (46B25 46B28 46L05)
MR1284882 (96c:47028)
Khalkhali, M.; Laurie, C.; Mathes, B.; Radjavi, H. Approximation by products of positive operators.
J. Operator Theory 29 (1993), no. 2, 237--247. 47A99 (47A58 47A68)
MR1126604 (93a:47044)
Mathes, Ben A completely bounded view of Hilbert-Schmidt operators.
Houston J. Math. 17 (1991), no. 3, 405--418. (Reviewer: P. A. Fillmore) 47D15 (46L99 47B10)
MR1124291 (92h:47043)
Mathes, Ben Completely bounded transformations of ${\scr H}$-operator spaces.
J. Funct. Anal. 100 (1991), no. 1, 25--35. (Reviewer: P. A. Fillmore) 47B49 (46L99)
MR1092879 (92g:15021)
Mathes, Ben; Omladi\v c, Matja\v z; Radjavi, Heydar Linear spaces of nilpotent matrices.
Linear Algebra Appl. 149 (1991), 215--225. (Reviewer: William H. Gustafson) 15A30 (15A15)
MR1091508 (92c:47006)
Mathes, Ben Invariant diagonal operator ranges.
Michigan Math. J. 38 (1991), no. 1, 43--51. (Reviewer: Sing Cheong Ong) 47A15 (47B37 47C05 47D25)
MR1066808 (91h:47045)
Mathes, D. Benjamin On invariant operator ranges of abelian strictly cyclic algebras.
J. Operator Theory 23 (1990), no. 2, 293--300. (Reviewer: Kenneth R. Davidson) 47D25 (47A15)
MR0979229 (90c:47076)
Mathes, D. Benjamin Operator ranges and completely bounded homomorphisms.
Proc. Amer. Math. Soc. 107 (1989), no. 1, 155--164. (Reviewer: Vern Paulsen) 47D25 (47A15 47C05)
Preprints
and other downloadables...
Strictly
cyclic algebras with arbitrary prescribed Gelfand spectrum.
Dedicated to Heydar Radjavi.
Substrictly Cyclic Operators.
Dedicated to Don Hadwin.
Big Bases.
PDF file of talk presented at LAW'08.
