Assistant Data

Christopher James Win eld

**** ** *** **, ******* WI 54519

e-mail: cjwin *******@*****.***

ph: 805-***-****

website: www.researchgate.net/pro le/Christopher Win eld Citizenship United States

Education PhD in Pure Mathematics/Harmonic Analysis and PDEs, University of California, Los Angeles, April 1996; Dissertation: "Local Solvability of Some Partial Di eren- tial Equations on R

3

De ned by Heisenberg Group Operators"

M.S. in Physics, University of Wisconsin, Madison, May 1989. B.S. in Mathematics and Physics, University of Wisconsin, Madison, December 1987. Graduated with Honors, Honors Degree, Phi Beta Kappa (Jr. year), Phi Kappa Phi.

A.A. in Liberal Arts, Nicolet Area Technical College, Rhinelander WI, May 1984 Research

Interests

Real analysis, mathematical physics, partial di erential equations, symbolic com- putation in di erential equations and in applications to physics. Recent

Appointments

Adjunct Instructor of Mathematics, Nicolet College, Rhinelander WI, Jan. 2018- May 2018.

Adjunct Instructor of Physics and Astronomy, UA-Anchorage Dept. of Physics and Astronomy, Jan. 2017 - May 2017.

Term Assistant Professor, UAF Dept. of Math and Stats., Fairbanks, AK, Aug. 2015 - May 2016.

Term Assistant Professor, UAA Dept. of Math and Stats., Anchorage, AK, Aug. 2013 - July 2015.

Term Assistant Professor, UAF Kuskokwim Campus, Bethel, AK Aug. 2012 - May 2013.

Relevant

Appointments

Mathematics positions, full-time Assistant Professor/Instructor (1997-2009): UW- Oshkosh, Western IL Univ., Cal. St. Univ. - CI, Western KY Univ., FAU-Honors College, George Washington Univ., Sam Houston St. Univ., Lamar Univ. Other: Research Assistant, UW-Physics Dept. at Fermi National Lab, Batavia IL

(1988-89) - Fortran computation involving large data; Reader, Data Recognition Corp., Minneapolis MN (1996-97; 2012) - Grading stan- dardized tests in math, science, and English.

Honors and

Awards

United States Department of Education Dissertation Year Fellowship, University of California, Los Angeles, 1993-1994.

Research Assistantship (as Dissertator), University of California, Los Angeles, Jan- uary - June 1992 and Fall 1994.

Alpha Delta Pi Sorority Outstanding Preferred Professor Award, Lamar University, April, 2000.

Professional

Activities

Software and web resources: Teaching and/or research experience in Mathematica, Maple, Matlab, Fortran, PASCO, Blackboard, Whiteboard, Pearson MyMathLab, Cengage Learning; familiarity with C++, R, Python. Math seminar presentation: UIUC, UMN-Minneapolis, UW-Madison, UPE-Recife

(Brazil), CAU-Keil (Germany), FAU-Honors College, WIU, WKU, GWU (Orga- nizer for Analysis and Groups seminar).

Conference and workshop: Presentations at Midwest Relativity Meeting (2018), SAMSI-Astro Workshop (2017-18), AMS national meetings (2001, 2003, 2008, 2009, 2011, 2016).

Other: Presentations at Microlocal Methods in Geometric Analysis and Mathemat- ical Physics workshop, Texas PDE Conference, SOI Conference, SEARCDE, and WKU Math Symposium; attendance at MSRI Semi-Classical Analysis Workshop, AMS Western Sectional Meeting, UCSB.

Public/amateur science outreach: Presentations at Texas Star Party (2015) and Northwoods Starfest (2016, 2017, 2018).

Honorary Fellow (non-paid): UW-Madison Math Dept., (6/06 - 8/07, 6/08-8/08) and Physics Dept.( 6/09-8/9, 11/09-8/10).

Referee: Electronic Journal of Di erential Equations and IJMEST. Advisor for Pi Mu Epsilon Mathematics Honor Society (GWU, 1999-2000). Other Activities Consultant for Madison Area Science and Technology organization (Aug. 2009- present) involving amateur science, computational skills development, and educa- tional outreach.

Teaching Assistant and STEM Advisor, The Warehouse Eagle River Art Center, Eagle River, WI., (project-based/part-time), June 2018- present. Amateur astronomy: Houston Astro. Soc. (1999-2001), Asto. Soc. of the Palm Beaches (2002-03), Hilltoppers Astro. Soc. (2003-04), VCAS (2004-05), Northeast- ern Stargazers, WI (2007 - 2011).

Languages: English (mother tongue), French (4 semesters at UW plus refresher), German (5 semesters at UW plus refreshers).

Musician: Guitarist - amateur and semi-professional. Publications (2019) From Discrete to Continuous Spectra: Exploring spectral distribution for Schro dinger operators on nite and in nite intervals, Mathematica Jour. (to ap- pear).

(2016) Continuum Eigenmodes in Some Linear Stellar Models, ZAMP, vol 37, (130).

(2012) Local Solvability on H1 : Non-homogeneous operators Mathematische Zeitschrift, vol 271, pp. 927-951.

(2012) Asymptotic Methods of ODE’s: Exploring Singularities of the Second Kind, Mathematica Journal, vol 14.

(2010) Solvability and non-solvability for some partial di erential operators with polynomial coe cients Houston Journal of Mathematics vol 36, (2).

(2009) Well-posedness of Einstein’s equation with redshift data, Jour. Math. Physics, 50, 113515.

(2005) A study of resolvent and spectra for some unbounded quantum potentials Rocky Mountain Journal of Mathematics vol. 35 (4).

(2004) Local Solvability of Some Partial Di erential Operators with Complex Co- e cients Houston Journal of Mathematics vol 30, number 2.

(2001) Local Solvability of Partial Di erential Operators on the Heisenberg Group Journal of Geometric Analysis vol. 11, number 2.

(1998) Further Analysis of the Lippmann-Schwinger Equation, IMA Preprint Series

(non-refereed).

(1993) The Density of Interfaces: A New First Passage Problem. (w/ L. Chayes) Journal of Applied Probability.

Current

Research

Projects

Representations and analysis of left-invariant fractional di erential operators. Applications of analysis in astronomy: The Cowling approximation for rotating stars, analysis of stellar oscillation and stellar atmospheres, semi-relativist stars. Spectral methods of ordinary di erential equations; (involving Mathematica com- putation).

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