Preprints and Publications
-   (with J. Paat and L. Xu), 
The column number for 3-modular matrices, submitted. 
-   (with J. van der Pol and M. C. Wigal), 
Turán densities for matroid basis hypergraphs, submitted. 
-   (with M. Baker, O. Lorscheid, and T. Zhang), 
The foundation of generalized parallel connections, 2-sums, and segment-cosegment exchanges of matroids, 
to appear in Comb. Theory. 
-   (with R. Shi and X. Yu), 
Planar Turán number of the 7-cycle, 
European J. Combin. 126(104134), 2025. 
-   (with J. Paat and L. Xu), 
Extended formulations for the integer hull of
strictly delta-modular cographic polyhedral cones, 
Oper. Res. Lett. 60(107235), 2025. 
-   (with R. Shi and X. Yu), 
Dense circuit graphs and the planar Turán number of a cycle, 
J. Graph Theory 108:27-38, 2025. 
-   (with J. Geelen and P. Nelson), 
Excluding a line from complex-representable matroids,  
Mem. Amer. Math. Soc. 303(1523), 2024. 
-   (with D. I. Bernstein), 
Matroid lifts and representability, 
Electron. J. Combin.  36(1):Paper 1.15, 2024.
-   (with J. Paat, I. Stallknecht, and L. Xu), 
On the column number and forbidden submatrices for Delta-modular matrices, 
SIAM J. Disc. Math. 38:1-18, 2024. 
-   (with J. Oxley), 
Small cocircuits in minimally vertically 4-connected matroids, SIAM J. Disc. Math. 36:2822-2829, 2022.
 
-   (with P. Nelson), 
The extremal function for geometry minors of matroids over prime fields, SIAM J. Disc. Math. 36:2100-2120, 2022.
-   (with J. Oxley), 
2-Modular matrices, 
SIAM J. Disc. Math. 36:1231-1248, 2022. 
-    
A new matroid lift construction and an application to group-labeled graphs, 
Electron. J. Combin.  29(1):Paper 1.6, 2022.
 
-  (with A. Khodkar,  A. L. Peterson, and C. J. Wahl), 
	Uniquely bipancyclic graphs on more than 30 vertices,
	J. Combin. Math. and Combin.
Computing 98:327-342, 2016.
	 
Theses