## Erin Pearse Assistant Professor

### Ph.D., University of California, Riverside

**Email:** epearse(∂)calpoly⋅edu « best way to reach me

**Office:** 25-0341 **Phone:** 756-5558

**Research Interests:** Fractal geometry and connections to convex geometry and curvature. Fractal analysis, discrete harmonic analysis, energy measures. Resistance forms, infinite networks, and operator-theoretic approaches to their analysis; geometry and curvature of large networks, asymptotic properties of networks. Network-based methods of data analysis, nonlinear dimensionality reduction methods. Student retention.

Member of the Institute for the Applications of Mathematics & Integrated Science (IAMIS).

Managing Editor of the Journal of Fractal Geometry (JFG)

### Where and when to find me in Winter 2014

COURSE | SECTION | Time | Location |
---|---|---|---|

Calculus III | 143-14 | 1:10-2:00pm MTWR | 13-110 |

Calculus III | 143-12 | 3:10-4:00pm MTWR | 38-221 |

Numerical Optimization | 453-01 | 4:10-5:00pm MTWR | 38-221 |

Office Hours | all | 10:10-11:00am MTWR | 25-0341 (Faculty East) |

## Publication List — All preprints are available on the __arXiv__

### Fractal geometry and analysis

Fractal Geometry and Dynamical Systems in Pure and Applied Mathematics. (with co-editors: David Carfí, Machiel van Frankenhuijsen, and Michel L. Lapidus) To appear as: Contemporary Mathematics vol. 600 and vol. 601. American Mathematical Society Press. |

Minkowski measurability results for self-similar tilings and fractals with monophase generators. (with M. L. Lapidus and S. Winter) 12 pages. To appear in: Fractal Geometry and Dynamical Systems in Pure and Applied Mathematics, Contemporary Mathematics vol. 600, American Mathematical Society Press, 2013. arXiv:1104.1641 |

Pointwise tube formulas for fractal sprays and self-similar tilings with arbitrary generators. (with M. L. Lapidus and S. Winter) Adv. in Math., 227(4):1349–1398, 2011. arXiv:1006.3807 |

Tube formulas and complex dimensions of self-similar tilings . (with M. L. Lapidus) Acta Appl. Math. 112(1):91–136, 2010. arXiv:math/0605527 |

The resolvent kernel for PCF self-similar fractals. (with M. Ionescu, L. Rogers, H. J. Ruan, and R. S. Strichartz) Trans. Amer. Math. Soc. 362(8):4451–4479, 2010. arXiv:0811.4203 |

Geometry of canonical self-similar tilings. (with S. Winter). Rocky Mountain J. Math. 42(4):1–32, 2012. arXiv:0811.2187 |

Tube formulas for self-similar fractals. (with M. L. Lapidus) In "Analysis on graphs and its applications", 211–230. Proc. Sympos. Pure Math., 77, Amer. Math. Soc., Providence, RI, 2008. arXiv:0711.0173 |

Canonical self-affine tilings by iterated function systems.
Indiana Univ. Math. J., 56(6):3151–3169, 2007. arXiv:math/0606111 |

A tube formula for the Koch snowflake curve, with applications to complex dimensions. (with M. L. Lapidus)
J. London Math. Soc. 74(2):397–414, 2006. arXiv:math-ph/0412029 |

### Graphs, networks, and effective resistance

Self-similar fractals as boundaries of networks. 25 pages. In review. arXiv:1104.1650 |

Multiplication operators on the energy space. (with P. E. T. Jorgensen).J. Operator Theory, 69(1):135–159, 2013 arXiv:1007.3516 |

Spectral reciprocity and matrix representations of unbounded operators. (with P. E. T. Jorgensen) J. Functional Anal., 261(3):749–776, 2011. arXiv:0911.0185 |

Resistance boundaries of infinite networks. (with P. E. T. Jorgensen) In ``Boundaries and Spectral Theory'', volume 64 of Progress in Probability, Birkhauser, 2010. 113–143. arXiv:0909.1518 |

Gel'fand triples and boundaries of infinite networks. (with P. E. T. Jorgensen) New York J. Math., Volume 17:745–781, 2011. arXiv:0906.2745 |

A Hilbert space approach to effective resistance metric. (with P. E. T. Jorgensen) Complex Anal. Oper. Theory, 4(4):975–1013, 2010. arXiv:0906.2535 |

A discrete Gauss-Green identity for unbounded Laplace operators and transience of random walks. (with P. E. T. Jorgensen) 31 pages.
To appear: Israel J. Math. arXiv:0906.1586 |

Operator theory of electrical resistance networks. (with P. E. T. Jorgensen) 380 pages. To appear in Springer's arXiv:0806.3881Universitext series. |

### Student Retention

Assessment of remediation in a quasi-experimental setting. (with Jacob D. Pleitz, Dustin A. Fife, Robert Terry, and Nicole Judice-Campbell) 10 pages. In review. |

Estimating the effect of academic intervention in a mandatory study skills class. (with Jacob D. Pleitz, Dustin A. Fife, Robert Terry, and Nicole Judice-Campbell) 10 pages. To appear: Proceedings of Consortium for Student Retention Data Exchange. 2012. |

## Talks and other professional activity

*Linked titles provide access to the most recent talk slides; please email me if you would like a PDF of any of the older talks.*

Co-organizer: Special Session: Fractal Geometry: Mathematics of Fractals and Related Topics. Joint Meetings, Jan. 15-18, 2014. |

Co-organizer: Special Session: Fractal Geometry, Dynamical Systems, and Mathematical Physics AMS Western Sectional meeting, Nov. 2-3, 2013. |

Fractal tube formulas: curvature and measurability. Bremen Winter School on Multifractals and Number Theory, Universität Bremen, Mar. 18, 2013. |

Diffusion Metrics on Networks and Applications in Mathematical Statistics. “Applications of Fractal Geometry & Dynamical Systems Theory to Biology & Physics” IAMIS, Jun. 2012. |

Co-organizer: Special Session "Fractal Geometry in Pure and Applied Mathematics (in memory of Benoit Mandelbrot)". Joint Meetings, Jan. 4-7, 2012. |

Fractal tube formulas: curvature and measurability. PISRS 2011: Analysis, Fractal Geometry, Dynamical Systems and Economics (Permanent International Session of Research Seminars). Messina University, Italy. |

Nongeodesic metrics. AIM Workshop "Geometry of Large Networks", Fall 2011. Palo Alto, CA. |

Self-similar fractals as boundaries of networks. 4th Cornell Conference on Analysis, Probability, and Mathematical Physics on Fractals / AMS Eastern Sectional Meeting. Fall 2011. Cornell University. |

Self-similar fractals as boundaries of networks. Special session: "Fractals and Tilings" at the AMS Southeastern Sectional Meeting. Mar. 12-13, 2011. Georgia Southern University. |

Co-organizer: Special Session "Fractal Geometry, Dynamical Systems, Number Theory and Analysis on Rough Spaces". AMS Western Sectional Meeting, Nov. 7-8, 2009. |

Tube formulas and self-similar tilings. "Fractals and Tilings", July 6-10, 2009. Strobl, Austria. |

Resistance analysis of infinite networks. "Alp Workshop", July 4-5, 2009. St. Kathrein am Offenegg, Austria. |

Resistance analysis of infinite networks. "Boundaries09", June 29 - July 3, 2009, 2009. Graz, Austria. |

The Prisoner's Dilemma. Invited speaker. April 23, 2009. Grinnell College. |

Resistance analysis of infinite networks. Harmonic Analysis Seminar. April 6, 2009. University of Illinois, Urbana-Champaign. |

Resistance analysis of infinite networks and Boundaries of infinite networks.Operator theory seminar. Mar. 23 and Mar. 31, 2008. University of Iowa. |

Resistance analysis of infinite networks. Interplay of Analysis and Probability in Physics. Dec. 1-6, 2008. Mathematisches Forschungsinstitut Oberwolfach. |

Geometry of self-similar sets I: canonical tilings of the convex hull. "Fractal Geometry and Stochastics 4". Sep. 8, 2008. Greifswald University. |

Co-organizer: "Fractals Connections" miniconference, for the VIGRE summer program at University of Iowa. Jun. 28-29, 2008. |

Operator theory of electrical resistance networks. "Fractal Connections". Jun. 28-29, 2008. University of Iowa. |

Operator theory of electrical resistance networks. "3rd Conference on Analysis and Probability on Fractals". Jun. 11-15, 2008. Cornell University. |

Self-Similar Tilings & Complex Dimensions. "Analysis on Graphs and Fractals", a satellite meeting of the Newton Institute. May 29 - June 2, 2007. Cardiff University, Wales. |

Operator theory of electrical resistance networks. Special session: "Wavelets, Fractals, Tilings and Spectral Measures" at the AMS Western Sectional Meeting. Oct. 4-5, 2006. University of British Columbia. |

Co-organizer: Special Session "Fractal Geometry: Connections to Dynamics, Geometric Measure Theory, Mathematical Physics and Number Theory". AMS Western Sectional Meeting. Apr. 29-30, 2006. San Francisco State University |

Tube formulas and complex dimensions of self-similar tilings. Special session: "Fractal Geometry: Connections to Dynamics, Geometric Measure Theory, Mathematical Physics and Number Theory" at the AMS Western Sectional Meeting. Apr. 29-30, 2006. San Francisco State University. |

Complex dimensions and the Steiner formula. Special session: "Geometry: Convex, Discrete, Differential" at the AMS National Meeting. Jan. 2006. San Antonio, TX. |

Self-similar systems and their complex dimensions. "21st Summer Conference on Topology and its Applications". July 6, 2006. Georgia Southern University. |

I also have slides from expository lectures on fractal strings, dimension theory, convex geometry (curvature and intrinsic volumes), distributions/generalized functions, analysis on fractals, and iteration of rational functions. These are available upon request — just send me an email at epearse(&del;)calpoly.edu. |