- CES Math Coordinator (1980-2002)
- CWC Math Division Head (1999-2002)
- Dept of Math
- Pennsylvania State Univ
- Univ Park, PA 16802
- Office: 334 McAllister Bldg
- Telephone: (814) 865-7527
- Fax: (814) 865-3735
I am now retired but the website for my Fall '09 Math 251,
Ordinary and Partial Differential Equations,
with all the supplementary material is still available.
candle lighting times
in the US, or
Sunrise/Sunset times from Earth Tools.
My youngest daughter Dana Dachman-Soled
finished her PhD in
computer science at Columbia University
and was a post-doc at
Microsoft Research New England in 2011 - 2013.
In the Fall of 2013 she joined the
Department of Electrical and Computer Engineering
at the University of Maryland, College Park, as an
Her research interests, involving the theoretical foundations of cryptography and
computational learning theory, are now focused on cybersecurity
in conjunction with
(University of Maryland Institute for Advanced Computer Studies)
Maryland Cybersecurity Center).
And she is teaching
Cryptography Against Physical Attacks in the Fall 2013 semester.
Among her invited talks are one
at the China Theory Week 2010 conference and more recently one at
Arizona State University.
one of the 1,684 Jews
who were saved from the Holocaust by
Rudolf Kasztner's Train
(the original passenger list).
My family also received an unauthorized
Salvadoran citizenship certificate from
as an escape from the Holocaust but did not use it.
I am an ardent supporter of civil rights, diversity and justice
in the workplace. Some relevant statutes
are discussed here.
Complaints of violations of the Federal statutes can be filed
with the Equal
Employment Opportunity Commission.
Charges filed with the
the Pennsylvania Human Relations
Commission may be simultaneously filed
with the EEOC. The Anti-Defamation League (ADL) wishes to secure justice and fair treatment for all persons
and in particular to stop the defamation of the Jewish people.
And, I am generally interested in social issues; eg, the forces that enable some of
our public universities to pay
high salaries to their administrators
another source ; or,
how much compensation is too much for a public university's administrator?
Perhaps the IRS should reconsider the tax exempt status of a public institution that
pays its administrators an unreasonable salary.
A source of information about the IRS's role in determining tax exempt status is
I served as Mathematics Coordinator for Commonwealth Campus faculty
and as Math Division Head in the Commonwealth College.
Information that may be
of interest to Mathematics Faculty at the new colleges is available at
Research Interests: Complex Analysis, Applied Mathematics, Computer
If you're using a Java-enabled browser, then here are some conformal
mappings illustrated via Java.
Here are some differential
Here is an applet that helps
choosing colors when composing webpages or
What is Linux?
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