### Events & Seminars

**Feb****
29**

**Prof. Yucheng LIU**

**Algebra and Geometry Seminar**

Continuum envelopes on Fargues-Fontaine curve and elliptic curves

Room 4472 (lift 25/26)

4:00pm-5:30pm

**Mar****
1**

**Prof. David JORDAN**

**Departmental Colloquium**

Forty years of quantum topology

Lecture Theater F (lift 25/26)

3:00pm-4:00pm

**Mar****
5**

**Prof. Paolo STELLARI**

**Algebra and Geometry Seminar**

Stability conditions: from curve to hyperkaehler manifolds (I & II)

Room 4503 (lift 25/26)

4:30-6:00pm

**Mar****
7**

**Prof. Paolo STELLARI**

**Algebra and Geometry Seminar**

Stability conditions: from curve to hyperkaehler manifolds (I & II)

Room 5510 (lift 25/26)

4:30-6:00pm

**Mar****
8**

**Prof. David HANSEL**

**Seminar on Applied Mathematics**

Emergent feature selectivity from random networks in rodent visual cortex

Room 4475 (lift 25/26)

1:30pm-2:30pm

**Mar****
8**

**Prof. Jennifer RYAN**

**Departmental Colloquium**

Techniques for Data Enhancement

Lecture Theater F (lift 25/26)

3:00pm-4:00pm

**Mar****
15**

**Prof. Henri BERESTYCKI**

**IAS Mathematics Colloquium Joint Seminar**

The Stability-compactness Method and Qualitative Properties of Nonlinear Equations

Lecture Theater F (lift 25/26)

3:00pm-4:00pm

**Feb****
28**

**Prof. Alexis BOUTHIER**

**Algebra and Geometry Seminar**

Torsors on loop groups

Room 2303 (lift 17/18)

4:30pm-5:30pm

**Feb****
28**

**Dr. Houshan FU**

**Seminar on Pure Mathematics**

Extension and combinatorial configurations of hyperplane arrangements

Room 4475 (lift 25/26)

3:00pm-4:00pm

**Feb****
27**

**Prof. Xiaobo LIU**

**Algebra and Geometry Seminar**

Intersection numbers and symmetric polynomials

Room 4503 (lift 25/26)

4:30-6:00pm

**Feb****
27**

**Prof. Xiaobo LIU**

**Algebra and Geometry Seminar**

Tautological Relations and Their Applications

Room 3598 (lift 27/28)

10:00am-11:30am

**Feb****
26**

**Prof. Mourad SINI**

**Seminar on Applied Mathematics**

Resonant Materials in Inverse Problems

Room 4472 (lift 25/26)

4:00pm-5:00pm

**Feb****
23**

**Prof. Luis SILVESTRE**

**Seminar on PDE**

The Landau equation does not blow up

https://hkust.zoom.us/j/96717363318 (Passcode: 679489)

9:30am

**Feb****
23**

**Prof. Jussi BEHRNDT**

**Departmental Colloquium**

Differential Operators with Singular Potentials

Lecture Theater F (lift 25/26)

3:00pm

**Feb****
16**

**Prof. Jingang XIONG**

**Seminar on PDE**

Isolated singularity of the Yamabe equation

Room 3472 (lift 25/26)

2:00pm

**Feb****
15**

**Prof. Stephan STURM**

**Seminar on Financial Mathematics**

The Distribution Builder - A tool for financial decision making in the FinTech era

Room 4472 (lift 25/26)

4:30pm

**Feb****
7**

**Prof. Jingang XIONG**

**Seminar on PDE**

Non-smoothness of solutions to the $\sigma_k$-Loewner? Nirenberg problem in domains with nontrivial topology

Room3472 (lift 25/26)

3:00pm-4:00pm

**Feb****
6**

**Dr. Trieu H. TRINH**

**Seminar on Applied Mathematics and Data Science**

Solving olympiad geometry without human demonstrations

Online via Zoom: https://hkust.zoom.us/j/5616960008 (Passcode: hkust)

2:00pm-3:00pm

**Feb****
6**

**Prof. Jingang XIONG**

**Seminar on PDE**

Harmonic maps with finite hyperbolic distances to the Extreme Kerr

Room3472 (lift 25/26)

1:30pm-2:30pm

**Feb****
2**

**Prof. Min YAN**

**Departmental Colloquium**

Edge-to-Edge Tilings of the Sphere by Congruent Polygons

Lecture Theater F (lift 25/26)

3:00pm-4:00pm

**Feb****
1**

**Dr. Francesca COTTINI**

**Seminar on Probability**

Gaussian limits for polynomial chaos and 2d directed polymers

Room 4472 (lift 25/26)

5:00pm

**Feb****
1**

**Dr. Ruiyi YANG**

**Seminar on Applied Mathematics**

Optimization on Manifolds via Graph Gaussian Processes

Room 4475 (lift 25/26)

10:30am

**Jan****
31**

**Prof. Xiaowei WANG**

**Algebra and Geometry Seminar**

MOMENT MAP AND CONVEX FUNCTION

Room 4472 (lift 25/26)

4:30pm

**Jan****
29**

**Prof. Lun ZHANG**

**Seminar on Probability**

Large gap asymptotics of the tacnode process

Room 4472 (lift 25/26)

4:00pm

**Jan****
25**

**Prof. Yang ZHOU**

**Algebra and Geometry Seminar**

Wall-crossing formula V - Applications and generalizations

Room 2504 (lift 25/26)

3:00pm-4:30pm

**Jan****
24**

**Prof. Yang ZHOU**

**Algebra and Geometry Seminar**

Wall-crossing formula IV - Applications and generalizations

Room 1410 (lift 25/26)

3:00pm-4:30pm

**Jan****
22**

**Prof. Yang ZHOU**

**Algebra and Geometry Seminar**

Wall-crossing formula III - Entangled tails and the wall-crossing formula

Room 1410 (lift 25/26)

3:00pm-4:30pm

### Faculty News

### Department Announcements

▶ MATH TA/IA Assignment (2023-24 Spring and Summer term )

▶ Class Schedule - MATH 2023-24 Spring

▶ Class Schedule - MAED 2023-24 Spring

▶ Class Schedule - MAFS 2023-24 Spring

▶ WeBWorK Online Homework System

▶ Classviva Online Homework System

▶ Math Grading System for Students