William Zijie Zhang

Results 48 issues of William Zijie Zhang

## Description Please include a short summary of the change. This PR adds some docs to the cvxpy website. More things to add in docs: - conic quadratic standard form...

**Is your feature request related to a problem? Please describe.** This is a low priority in the internal codebase of cvxpy. Currently, there is custom code across some places (ex:...

good first issue

## Description Please include a short summary of the change. While profiling (almost a year ago) with parth, we noticed that a long time was spent sorting indices for a...

## Description Please include a short summary of the change. Python 3.9 is becoming end of life in end of October 2025. See here: https://endoflife.date/python. Maybe we can keep this...

When working through a tutorial today, I noticed that some students would search atoms in the API documentation and it was not always clear what the atoms were doing. Example...

documentation
good first issue

Recently some activity from the community raised two interesting stats that could be added to the verbose log. 1. print the number of nodes in the expression tree (can help...

good first issue

@UweGensheimer told me about the [BARON solver](https://minlp.com/baron-solver) which is a LP, NLP, MIP, and MINLP solver that has great performance (especially in Mixed-Integer problems). It would be nice to add...

help wanted
solver interfaces

I found a pdf titled: [Old and New Matrix Algebra Useful for Statistics](https://tminka.github.io/papers/matrix/minka-matrix.pdf) which details some operations and their usefulness. On page 7 of the document the author introduces this...

The string representation of expressions and constraints is invaluable when a user wants to know why a problem isn't DCP for example. However, as problems get more complicated and the...

help wanted
good first issue

This issue will serve as a tracking issue since there are many cases and examples that could be improved. We will add examples/suggestions in the form of comments to this...

error messages