Code and friends; general

• My GitHub page has most code files. Get the code: Click
• TeX source files are available for download. Get the code: Click

Code and friends ordered per year

In 2024

• Data files (and more) of Kazhdan–Lusztig polynomials, Python code and data for the paper Big data approach to Kazhdan–Lusztig polynomials, joint with Abel Lacabanne and Pedro Vaz. Get the code: Click
• Complex reflection groups categories, SagaMath and Magma code to compute graphs and Koornwinder varieties, related paper On Hecke and asymptotic categories for complex reflection groups, joint with Abel Lacabanne and Pedro Vaz. Get the code: Click
• Piecewise linear representation theory, runs in html on this webpage, related paper Equivariant neural networks and piecewise linear representation theory, joint with Joel Gibson and Geordie Williamson. Get the code: Click
• Tensor powers of SL2, Magma code and Mathematica notebook to compute asymptotics for growth rates, related paper Fractal behavior of tensor powers of the two dimensional space in prime characteristic, joint with Kevin Coulembier, Pavel Etingof and Victor Ostrik. Get the code: Click
• Growth and monoidal categories, Magma code and Mathematica notebook to compute asymptotics for growth rates, related paper Asymptotics in infinite monoidal categories, joint with Abel Lacabanne and Pedro Vaz. Get the code: Click
• Orthogonal webs, Magma code and Mathematica notebook to compute related characters, related paper Orthogonal webs and semisimplification, joint with Elijah Bodish. Get the code: Click

In 2023

• Weighted KLRW algebras and crystals, SageMath code for KLR algebras, related paper Cellularity of KLR and weighted KLRW algebras via crystals, joint with Andrew Mathas. Get the code: Click, Click
• Growth rates in finite monoidal categories, Magma code and Mathematica notebook to compute asymptotics for growth rates, related paper Asymptotics in finite monoidal categories, joint with Abel Lacabanne and Pedro Vaz. Get the code: Click
• Temperley-Lieb 2-representations, Mathematica notebook to compute with bilinear forms, related paper On rank one 2-representations of web categories. Get the code: Click
• Symplectic fundamental tilting characters, Mathematica notebook to compute fundamental tilting characters, related paper On a symplectic quantum Howe duality, joint with Elijah Bodish. Get the code: Click
• Symplectic differential operators, Magma code to compute symplectic differential algebras, related paper On a symplectic quantum Howe duality, joint with Elijah Bodish. Get the code: Click
• Growth rates and counting, Mathematica code to produce growth rate pictures and compute one step in the main proof, related paper Growth rates of the number of indecomposable summands in tensor powers, joint with Kevin Coulembier and Victor Ostrik. Get the code: Click

In 2022

• Sandwich calculations, C++ and GAP code to compute in certain sandwich cellular algebras, related paper Sandwich cellularity and a version of cell theory. Get the code: Click
• Graded KLR(W) dimensions, Python code to compute dimensions of KLR(W) algebras, related papers Subdivision and cellularity for weighted KLRW algebras and Cellularity for weighted KLRW algebras of types BAD, joint with Andrew Mathas. Get the code: Click
• Idempotents in KLRW algebras, Tikz code to display some KLRW diagrams, related papers Subdivision and cellularity for weighted KLRW algebras and Cellularity for weighted KLRW algebras of types BAD, joint with Andrew Mathas. Get the code: Click
• Computations in monoids, Mathematica code to produce growth rate pictures, related paper Monoidal categories, representation gap and cryptography, joint with Mikhail Khovanov and Maithreya Sitaraman. Get the code: Click