Song-Yan XIE
Professor

Academy of Mathematics and Systems Science
Chinese Academy of Sciences

Email: xiesongyan@amss.ac.cn


Research Areas

My research interests are about several complex variables


(1) complex hyperbolicity and Nevanlinna theory; 

(2) Oka manifolds and hypercyclic operator theory; 

(3) quantum ergodicity.



Education

Bachelor’s Degree
Department of Mathematics, Tsinghua University (2008–2012)

Master’s Degree
Department of Mathematics, Université Paris-Sud (2012–2013)
Advisor: Joël Merker

Ph.D.
Department of Mathematics, Université Paris-Saclay (2013–2016)
Advisor: Joël Merker


Professional Experience

Professor (2025–Present)
Academy of Mathematics and Systems Science, Chinese Academy of Sciences

Associate Professor (2018–2025)
Academy of Mathematics and Systems Science, Chinese Academy of Sciences

Postdoctoral Researcher (2017–2018)
Max Planck Institute for Mathematics, Bonn, Germany

Teaching Assistant (2016–2017)
Department of Mathematics, Université Paris-Saclay, France

Publications

1. Xie, S.-Y.

On the ampleness of the cotangent bundles of complete intersections.

Invent. Math. 212 (2018), no. 3, 941-996.


2. Huynh, D. T.; Vu, D.-V.; Xie, S.-Y.

Entire holomorphic curves into projective spaces intersecting a generic hypersurface of high degree.

Ann. Inst. Fourier (Grenoble) 69 (2019), no. 2, 653-671.


3. Huynh, D. T.; Xie, S.-Y.

On Ahlfors currents.

J. Math. Pures Appl. 156 (2021), 307-327.


4. Huynh, D. T.; Xie, S.-Y.

On the Weyl-Ahlfors theory of derived curves.

Math. Z. 300 (2022), no. 1, 475-491.


5. Chen, Z.; Huynh, D. T.; Xie, S.-Y.

Universal entire curves in projective spaces with slow growth.

J. Geom. Anal. 33 (2023), no. 9, Paper No. 308, 12 pp.


6. Huynh, D. T.; Sun, R.; Xie, S.-Y.

Big Picard theorem for jet differentials and non-archimedean Ax-Lindemann theorem.

J. Number Theory 253 (2023), 257-277.


7. Guo, B.; Xie, S.-Y.

Universal holomorphic maps with slow growth I: an algorithm.

Math. Ann. 389 (2024), 3349-3378.


8. Xie, S.-Y.

Entire curves producing distinct Nevanlinna currents.

Int. Math. Res. Not. 2024, no. 10, 8350-8362.


9. Chen, Z.; Huynh, D. T.; Sun, R.; Xie, S.-Y.

Entire holomorphic curves into Pⁿ(C) intersecting n+1 general hypersurfaces.

Sci. China Math. (to appear).


10. Guo, B.; Xie, S.-Y.

Universal holomorphic maps with slow growth II: functional analysis methods.

Indiana Univ. Math. J. (to appear).


11. Wu, H.; Xie, S.-Y. 

Entire curves generating all shapes of Nevanlinna currents. 

J. London Math. Soc. (to appear).