About

My name is Xianzhi Wang. I am a Graduate student in Mathematics at Texas A&M University with a strong foundation in applied mathematics, optimization, and software development. I am passionate about leveraging my analytical skills and programming expertise to solve complex problems in data science and software engineering.

SKILLS

• Programming Languages: Python, C++, MATLAB
• Technologies & Frameworks: Git, deal.II, ParaView, MOSEK, PyTorch, Docker, NumPy, SymPy, Linux/Ubuntu
• Core Competencies: Bayesian Statistics, Minimax Theory, Deep Learning, Machine Learning, Probability Theory, Optimal Recovery, Optimization, Numerical Methods, Finite Element Methods, Algorithm Design

EDUCATION

• PhD in Mathematics | Texas A&M University | Expected Spring 2028
• Master of Science in Mathematics | Texas A&M University | 2025 | GPA: 3.785
• Bachelor of Arts in Mathematics | Middlebury College | Aug 2023 | Summa Cum Laude
• Study Abroad | Budapest Semesters in Mathematics | Aug 2021 - Aug 2022 | Highest Honors

EXPERIENCE

Research Assistant | Middlebury College & Budapest Semesters in Mathematics | May 2021 - May 2023

• Conducted advanced research in Graph Theory, Extremal Graph Theory, and Geometric Measure Theory, culminating in three academic preprints.
• Applied the Combinatorial Nullstellensatz to optimization and theoretical problems, including Martin Gardner’s minimum no-3-in-a-line problem.
• Investigated epidemiological-economic (epi-econ) compartmental disease models, utilizing dynamic programming and optimal control to compare decentralized systems with social planner approaches.
• Utilized mathematical modeling, optimization, and rigorous analytical techniques to solve complex theoretical and applied problems.

Teaching Assistant & Grader | Texas A&M University | Fall 2023 - Present

• Instructed and mentored undergraduate students in Engineering Mathematics I & II and Linear Algebra.
• Led weekly labs and recitation sections, bridging the gap between theoretical mathematical concepts and practical engineering applications.

Mathematics Tutor | Middlebury Center for Teaching Learning and Research | Sep 2022 - May 2023

• Held weekly tutoring sessions for Linear Algebra, demonstrating the ability to communicate complex technical concepts effectively.

PREPRINTS & PUBLICATIONS

• Repeatedly applying the Combinatorial Nullstellensatz for Zero-sum Grids to Martin Gardner’s minimum no-3-in-a-line problem. Coauthors: Seunghwan Oh, John R. Schmitt. (ArXiv: 2401.03119)
• Extremal planar graphs with no cycles of particular lengths. Coauthors: Ervin Győri, Zeyu Zheng. (ArXiv: 2208.13477)
• Large sets avoiding infinite arithmetic / geometric progressions. Real Analysis Exchange. Coauthors: Alex Burgin, Samuel Goldberg, Tamás Keleti, Connor MacMahon. (ArXiv: 2210.09284)

HONORS & AWARDS

• Dr. Francis D. Parker ‘39 Mathematics Prize, Middlebury College Math Department (2024)
• Highest Honor, Budapest Semesters in Mathematics (Summer 2022)
• High Honor, Budapest Semesters in Mathematics (Spring 2022)