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I am a Professor in the Mathematics Department at Cal Poly, San Luis Obispo. My office is #308 in Faculty Offices East, Bldg. 25. I am
the faculty advisor to KME.
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Click here to see my various photo galleries.
Research Papers:
1. Norms of Composition Operators with Rational Symbol
(with Sean Effinger-Dean, Alan Johnson, and
Joseph Reed)
This paper appears in the Journal of Mathematical Analysis and Applications,
324 (2006) 1062-1072.
You can see it on their web site (subscription may be necessary) here.
Click here for the abstact, or pick one of the following to view
the whole paper:
PDF
format , DVI format , or AMS-LaTeX
file
2. Continuity of the Norm of a Composition Operator (with
David Pokorny)
This paper appears in the journal Integral Equations and Operator Theory,
Volume 45, Issue 3, March 2003, pp 351-358.
Click here for the abstract,
or pick one of the following to view the whole paper:
PDF format , DVI format
, or AMS-LaTeX file
3. Strict Convexity of Some Subsets of Hankel Operators (with Caixing
Gu)
This paper appears in the Proceedings of the American
Mathematical Society, Volume 131, Number 9 (2003), 2779-2789.
You can see it on their web site here.
Click here for the abstract,
or pick one of the following to view the whole paper:
PDF format , DVI format
, or AMS-LaTeX file
4. Kernels of Hankel
Operators and Hyponormality of Toeplitz
Operators (with Caixing Gu)
This paper appears in Mathematische
Annalen, Volume 319 Issue 3 (2001) pp 553-571.
You can see it on their web site here .
Click here for the abstract,
or pick one of the following to view the whole paper:
PDF format , DVI format
, or AMS-LaTeX file
5. The Essential Norm of a Composition Operator on a
Planar Domain (with Stephen D. Fisher)
This paper appears in the Illinois Journal of Mathematics, 43 (1999), 113-130.
Click here for the abstract,
or pick one of the following to view the whole paper:
PDF format , DVI format
, or AMS-LaTeX file
6. Aleksandrov Measures Used
in Essential Norm Inequalities for Composition Operators
This paper appears in the Journal of Operator Theory, 40 (1998), 133-146.
Click here for the abstract,
or pick one of the following to view the whole paper:
PDF format , DVI format ,
or AMS-LaTeX file
7. Singular Factors are Rare (with Stephen
D. Fisher)
This paper appears in the Michigan Mathematical Journal,
44 (1997), 231-237.
Click here for the abstract,
or pick one of the following to view the whole paper:
PDF format , DVI format ,
or AMS-LaTeX file
8. Relative Angular Derivatives
This paper appears in the Journal of Operator Theory, 46 (2001), 265-280.
Click here for the abstract,
or pick one of the following to view the whole paper:
PDF format , DVI format
, or AMS-LaTeX file
9. More Relative Angular Derivatives
This paper appears in the Journal of Operator Theory, 49 (2003), 85-97.
Click here for the abstract,
or pick one of the following to view the whole paper:
PDF format , DVI format , or AMS-LaTeX file
Winter 2013 Office Hours in
308 Faculty Offices East (Bldg. 25):
Monday: 11:10 am –12:00 noon
Tuesday: 11:10 am-12:00 noon
Thursday: 8:10-9:00 am
Friday: 8:10 – 9:00 am
Drop by, e-mail me, or call me at my office phone: (75)6-1675
with any questions or to make an appointment.
Contact information for Jonathan Shapiro:
Mathematics
Department
California Polytechnic State University
San Luis Obispo, CA 93407
Phone: (805) 756-1675
Fax: (515) 581-0865
jshapiro@calpoly.edu