### Events & Seminars

**Apr****
19**

**Dr. Jiahua JIANG**

**Seminar on Applied Mathematics**

Hybrid Projection Methods for Solution Decomposition in Large-Scale Bayesian Inverse Problems

Room 3598 (lift 27/28)

1:30pm-3:30pm

**Apr****
19**

**Prof. Zhaoli GUO**

**Seminar on Applied Mathematics**

Numerical study on the convection dynamics of CO2 in deep saline aquifer

Room 2611 (lift 31/32)

11:00am-12:00noon

**Apr****
19**

**Mr. Haohan HUANG**

**PhD Student Seminar**

High-order numerical methods for hyperbolic conservation laws

Room 4475 (lift 25/26)

9:00am

**Apr****
23**

**Mr. Shunkang ZHANG**

**PhD Thesis Examination**

Enhancing Performance and Efficiency in Learned Indexes and Adaptive Gradient Compression with Bandwidth Awareness in Distributed Training

Room 3598 (lift 27/28)

2:30pm

**Apr****
23**

**Prof. Richard A. DAVIS**

**Seminar on Statistics**

Time Series Estimation of the Dynamic Effects of Disaster-Type Shocks

Room 2126D

3:00pm-4:00pm

**Apr****
24**

**Prof. Yang LIU**

**Seminar on Financial Mathematics**

MATH/IEDA Joint Seminar - Framework of State-dependent Utility Optimization with General Benchmarks

Room 5501 (lift 25/26)

10:30am-11:30am

**Apr****
24**

**Prof. Richard A. DAVIS**

**Seminar on Statistics**

Clustering Multivariate Time Series using Energy Distance

Room 2126D (lift 19)

3:00pm-4:00pm

**Apr****
25**

**Prof. Richard A. DAVIS**

**Seminar on Statistics**

Sample Splitting and Assessing Goodness-of-fit of Time Series

Room 4504 (lift 25/26)

3:00pm-4:00pm

**Apr****
26**

**Mr. Chen LIU**

**PhD Student Seminar**

Controlling False Discovery Rate in Multi Task Learning

Room 4475 (lift 25/26)

2:00pm

**Apr****
29**

**Mr. Zhenhang SHANG**

**PhD Student Seminar**

Zero-Knowledge Proofs for Privacy-Preserving Tree Predictions

Room 4503 (lift 25-26)

5:30pm

**Apr****
30**

**Prof. Arkadij BOJKO**

**Algebra and Geometry Seminar**

Universal Virasoro constraints for quivers with relations

Room 3598 (lift 27/28)

4:30pm-5:30pm

**May****
2**

**Prof. Arkadij BOJKO**

**Algebra and Geometry Seminar**

Wall-crossing for Calabi-Yau fourfolds and applications

Room 3598 (lift 27/28)

4:30pm-5:30pm

**May****
8**

**Zhenhang SHANG**

**PhD Student Seminar**

An unstructured high-order compact gas-kinetic scheme in arbitrary Lagrangian-Eulerian formulation

Room 3598 (lift 27-28)

4:30pm

**May****
9**

**Mr. Jiayi WEN**

**MPhil Thesis Examination**

Demazure crystals for flagged key polynomials

Room 5510 (lift 25/26)

10:00am

**Apr****
18**

**Prof. Shuai GUO**

**Algebra and Geometry Seminar**

Mathematical approaches to the BCOV's conjectures

Room 3598 (lift 27/28)

4:30pm-5:30pm

**Apr****
18**

**Prof. Xavier FERNANDEZ-REAL**

**Seminar on PDE**

On the one-phase problem

Zoom Meeting: https://hkust.zoom.us/j/92718161052 (Passcode: 657193)

4:00pm

**Apr****
17**

**Prof. Shuai GUO**

**Algebra and Geometry Seminar**

Conjectural structures for Calabi-Yau threefolds

Room 4472 (lift 25/26)

4:30pm-5:30pm

**Apr****
16**

**Prof. Ran TESSLER**

**Seminar on Pure Mathematics**

Open r-spin and FJRW theories and the point insertion technique

Zoom ID: 958-476-4665 Passcode: openthy

4:00pm-5:30pm

**Apr****
15**

**Prof. Habib AMMARI**

**Seminar on Applied Mathematics**

Non-Hermitian physics: Reciprocal versus non-reciprocal models

Room 4472 (lift 25/26)

10:00am-11:00am

**Apr****
12**

**Prof. Wei WU**

**Departmental Colloquium**

Two dimensional dimers beyond planarity

Lecture Theatre F

3:00pm

**Apr****
11**

**Prof. Martin MAYER**

**Seminar on PDE**

Classical arguments and their limitations in conformal geometry

Zoom Meeting: https://hkust.zoom.us/j/94299656235 (Passcode: 154986)

4:00pm

**Apr****
11**

**Prof. Zhaoli GUO**

**Seminar on Applied Mathematics**

(Talk 1) - Discrete unified gas kinetic scheme for multiscale electron transport (Talk 2) - Discrete unified gas kinetic scheme for steady radiation of non-gray gas-particle mixture

Room 2408 (lift 17/18)

10:00am-12:00noon

**Apr****
10**

**Cailan LI**

**Algebra and Geometry Seminar**

Ext enhanced Soergel bimodules, link homology, and Gomi's trace

2121D/Zoom meeting : https://hkust.zoom.us/j/92781946467?pwd=amdWb2JBUUNtY0FaTWdSWFpqOHRMZz09 Meeting ID: 927 8194 6467 Passcode: 184178

2:00pm-3:30pm

**Apr****
10**

**Mr. Hiu Chi SIT**

**MPhil Thesis Examination**

Combinatorics of symmetric functions in Hilbert schemes of points on the complex plane

Room 2463 (lift 25/26)

11:00am

**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

**Mar****
14**

**Prof. Simon Noah NOWAK**

**Seminar on PDE**

Nonlinear nonlocal potential theory at the gradient level

Zoom Meeting: https://hkust.zoom.us/j/99697396030 (Passcode: 231607)

4:00pm

**Mar****
8**

**Prof. Jennifer RYAN**

**Departmental Colloquium**

Techniques for Data Enhancement

Lecture Theater F (lift 25/26)

3:00pm-4:00pm

**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****
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****
7**

**Christian SEIS**

**Seminar on PDE**

Steady vortex rings with surface tension

Zoom Meeting: https://hkust.zoom.us/j/98952757926 (Passcode: 340496)

4:00pm

**Mar****
6**

**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****
1**

**Prof. David JORDAN**

**Departmental Colloquium**

Forty years of quantum topology

Lecture Theater F (lift 25/26)

3:00pm-4:00pm

**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

### 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