## Wei-Hsuan Yu

## Visiting Assistant Professor

Mathematics Department, Michigan State University East Lansing.

E-mail: weihsuan@math.msu.edu

Office: Well C331

## I am currently a visiting assistant
professor at the Mathematics Department,
Michigan
State University, working under the supervision of Yang
Wang and Mark Iwen. Aditya Viswanathan, and Xiafeng Hu are also in our research group.

Teaching

__Research Interests__

Harmonic analysis,
discrete geometry,
frame theory, semi-definite programming (SDP), spherical t-design and their links with
algebraic combinatorics.

__Educational background__

2014 Ph.D., Mathematics,
University of Maryland College Park, MD. Advisor: Alexander
Barg / John J. Benedetto

M.S., Mathematics,
National Taiwan Normal University.

B. S.,
Mathematics, National Tsing-Hua University.

__Publications __

1. A. Barg, W-H.
Yu, New upper bounds for spherical two-distance sets, *Experimental
Math.,*** ****22, ** no. 2,** **2013, 187-194. arXiv:1204.5268

2. A. Barg, W-H. Yu, New bounds for equiangular
lines. *Discrete Geometry and Algebraic
Combinatorics, A. Barg and O. Musin, Editors, AMS Series:** Contemporary
Mathematics,* vol.
625, 2014, 111-121. arXiv:1311.3219

3. A. Barg, K. Okoudjou, A. Glazyrin and W-H. Yu, Finite two-distance tight
frames__. Linear
Algebra and its Application __, Volume 474, 15 June 2015, 163-175 arXiv:1402.3521.

4. T. Okuda and W-H. Yu, A new relative bound for equiangular lines and
nonexistence of tight spherical designs of harmonic index 4. __European
Journal of Combinatorics__, vol. 53 April 2016 96-103. arXiv:1409.6995.

5. Y. Zhu, Eiichi Bannai, Etsuko Bannai, K-T. Kim and W-H. Yu, More on
spherical designs of harmonic index T. (Submitted) arXiv:1507.05373

6. There are no 76 equiangular lines in R^{19}. (Submitted) arXiv:1511.08569

7. New bounds for equiangular lines and spherical two-distance sets.
(Submitted) arXiv: 1609.01036

8. A. Glazyrin and W-H. Yu, Upper bounds for s-distance sets and equiangular
lines. (Submitted) arXiv:1611.09479

__Presentations__

WPI talk slide 2015 Aug.Anhui University, Bannai 70th Birthday Algebraic Combinatorcis conference