Curriculum Vitae
Yichao TIAN
Morningside Center of MathChinese Academy of Sciences
55 Zhong Guan Cun East Road
Beijing, 100190, China

Office: (86)-10-82541561
Fax: (86)-10-62558381
Email: yichaot@math.ac.cn

Homepage:
http://www.mcm.ac.cn/faculty/tianyichao
Current Research Interests:
Arithmetic algebraic geometry: p-adic Hodge theory, Geometry of Shimura varieties in characteristic p > 0, p-divisible groups, and p-adic modular forms.
Employment• July 2011-Present, Professor, Morningside Center of Mathematics, Chinese Academy of Science,
Beijing, China• September 2008-June 2011, Veblen Research Instructor, Princeton University and Institute forAdvanced Study

Education• Ph. D. in Mathematics, University Paris-13, France, September 2005-June 2008
Thesis Title: “Sous-groupes canoniques et monodromie p-adique des groupes de Barsotti-Tate”
Thesis Advisor: Prof. Ahmed Abbes• Master in Mathematics, University Paris-sud 11, France, September 2004-June 2005
• Bachelor in Fundamental Science, Tsinghua University, Beijing, China

Publication and Prepublication
1. Canonical subgroups of Barsotti-Tate groups, Annals of Math., 172 No.2 (2010), 955-988.
2. p-adic monodromy of the universal deformation of a HW-cyclic Barsotti-Tate group, Documenta
Math. 14 (2009), 397-440.
3. An upper bound on the ramification filtration of finite group schemes and applications, Algebraand Number Theory, Vol. 6, No. 2 (2011), 231-242.
4. Classicality of overconvergent Hilbert eigenforms: Case of quadratic residue degree, arXiv:1104.4583,
to appear in Rendiconti del Seminario Matematico della Università di Padova.
5. Modularity lifting theorem in parallel weight one and applications to the Artin conjecture: thetamely ramified case (Joint work with Payman Kassaei and Shu Sasaki), Forum of Math. Sigma,
Vol. 2, 2014, e 18, p.58.

6. On Goren-Oort stratification for quaternionic Shimura varieties (Joint work with Liang Xiao),
preprint in 2013, arXiv:1308.0790
7. p-adic cohomology and classicality of overconvergent Hilbert modular forms (Joint work withLiang Xiao), submitted, preprint in 2013, arXiv:1308.0779.
8. Tate cycles on some quaternionic Shimura varieties (Joint with Liang Xiao), preprint in 2014,arXiv:1410.2321.
9. On Tate conjecture for the special fibres of some unitary Shimura varieties (joint with David Helmand Liang Xiao), preprint in 2014, arXiv:1410.2343.

Teaching Experience• Algebraic Number Theory at Tsinghua University, Spring Semester, 2014, Beijing, China.
• Basic Number Theory at Summer School at Tsinghua University, July-August 2011, Beijing,China.
• Abelian Varieties at a Summer School at Tsinghua University, July-August 2010, Beijing, China.
• Mat204 Advanced Linear Algebra, 2011 Spring, Princeton University• Mat202 Linear Algebra, 2010 Spring and Fall, Princeton University• Mat201 Multi-variable Calculus, 2009 Fall, Princeton University• Teaching Assistant for Galois Theory, September 2006-June 2007, University Paris-13, France• Teaching Assistant for Linear Algebra, September 2005-June2006, University Paris-13, France

Visiting Experience• September 17th-October 17th, 2014, Institut des Hautes Etudes Scientifiques, Bures-sur-Yvette,91440, France.
• September 1st-September 30th, 2013, Institut des Hautes Etudes Scientifiques, Bures-sur-Yvette,
91440, France.
• October 1st-November 30th, 2012, Institut des Hautes Etudes Scientifiques, Bures-sur-Yvette,
91440, France.
• March 4th-March 31st, 2012, Université Paris-Nord 13, Villetaneuse, 93430, France.
• September 1st-September 30th 2011, Institut des Hautes Etudes Scientifiques, Bures-sur-Yvette,91440, France.
• June 28th 2010-August 28th 2010, Mathematical Science Center of Tsinghua University, Beijing,100084, China• August 1st 2009-August 23th 2009, Morningside Center of Mathematics, Beijing, 100190, China• June 1st 2009-July 30th 2009, Institut des Hautes Etudes Scientifiques, Bures-sur-Yvette, 91440,FranceSelected Lectures
1. On the Goren-Oort stratification of quaternionic Shimura varieties and applications, July 18th, 45
minutes talk at 6th International Congress of Chinese Mathematicians, July 18th, 2013, Taipei,
Republic of China.
2. Cohomologie p-adique et classicité des formes cuspidales surconvergentes de Hilbert, Deuxièmejournée du programme ANR Théorie de Hodge p-adique et Développement, October 5th, 2012,IHES, France
3. Analytic continuation of overconvergent Hilbert modular forms of parallel weight one, Workshop
on the p-adic Langlands program: recent developments and applications, April 23-27, 2012, Fields
Institute, Toronto, Canada.
4. Classicality of overconvergent Hilbert modular forms in the quadratic inert case, in the conference“Automorphic forms and Galois representations” organized by London Mathematical Society atDurham, U.K, July 18th-28th, 2011.
5. p-Adic Analytic Continuation of Genus 2 Overconvergent Hilbert Eigenforms in the Inert Case , atGalois representation and automorphic forms Seminar, Institute for Advanced Study, Princeton,NJ, 08540, March 17th, 2011.
6. From ramification filtration to higher canonical subgroups, in the international conference “FormesModulaires, Thérie de Hodge p-adique et Applications” Roscoff (France), July 13th-17th, 2009
7. Canonical subgroups of p-divisible groups, in Algebraic Geometry Seminar in Mathematics Department of Princeton University, February 24th, 2009
8. p-adic monodromy of the universal deformations of Barsotti-Tate groups, in the conference “OfRamification and Vanishing Cycles” Mathematics Department, Tokyo University, Japan, September 10th-14th, 2007
9. Ramification et monodromie des groupes de Barsotti-Tate, in the Mini-Conference “Géométrie
Arithmétique, Représentations Galoisiennes et Formes Modulaires” University Paris-13, France,June 6-8, 2007