Tanya Julie Christiansen is an American mathematician who works in

scattering theory In physics, scattering is a wide range of physical processes where moving particles or radiation of some form, such as light or sound, are forced to deviate from a straight trajectory by localized non-uniformities (including particles and radiat ...

and the theory of

partial differential equation In mathematics, a partial differential equation (PDE) is an equation which involves a multivariable function and one or more of its partial derivatives. The function is often thought of as an "unknown" that solves the equation, similar to ho ...

s. She is Luther Marion Defoe Distinguished Professor of Mathematics at the

University of Missouri The University of Missouri (Mizzou or MU) is a public university, public Land-grant university, land-grant research university in Columbia, Missouri, United States. It is Missouri's largest university and the flagship of the four-campus Univers ...

Education and career

Christiansen graduated ''

summa cum laude Latin honors are a system of Latin phrases used in some colleges and universities to indicate the level of distinction with which an academic degree has been earned. The system is primarily used in the United States. It is also used in some Sout ...

'' in 1989 from

Rice University William Marsh Rice University, commonly referred to as Rice University, is a Private university, private research university in Houston, Houston, Texas, United States. Established in 1912, the university spans 300 acres. Rice University comp ...

, with a bachelor's degree in mathematics. She completed her Ph.D. in 1993 at the

Massachusetts Institute of Technology The Massachusetts Institute of Technology (MIT) is a Private university, private research university in Cambridge, Massachusetts, United States. Established in 1861, MIT has played a significant role in the development of many areas of moder ...

. Her dissertation, ''Scattering Theory on Compact Manifolds with Boundary'', was supervised by

Richard Burt Melrose Richard Burt Melrose is an Australian mathematician and emeritus professor at the Massachusetts Institute of Technology who works on geometric analysis, partial differential equations, and differential geometry. Education Melrose received in 19 ...

. After postdoctoral positions at the

University of Pennsylvania The University of Pennsylvania (Penn or UPenn) is a Private university, private Ivy League research university in Philadelphia, Pennsylvania, United States. One of nine colonial colleges, it was chartered in 1755 through the efforts of f ...

and

Johns Hopkins University The Johns Hopkins University (often abbreviated as Johns Hopkins, Hopkins, or JHU) is a private university, private research university in Baltimore, Maryland, United States. Founded in 1876 based on the European research institution model, J ...

, she joined the University of Missouri faculty in 1995. She became Defoe Distinguished Professor in 2019.

References

External links

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{{DEFAULTSORT:Christiansen, Tanya Year of birth missing (living people) Living people People from Columbia, Missouri 20th-century American mathematicians 21st-century American mathematicians 21st-century American women mathematicians Rice University alumni University of Missouri mathematicians 20th-century American women