Hi, I made a function for 2d polynomial fits that I would like to contribute to numpy, as it is something that is not yet covered by numpy. I already made a pull request (https://github.com/numpy/numpy/pull/14151), but new functions need to be discussed. Any comments? Ansgar När du har kontakt med oss på Uppsala universitet med e-post så innebär det att vi behandlar dina personuppgifter. För att läsa mer om hur vi gör det kan du läsa här: http://www.uu.se/om-uu/dataskydd-personuppgifter/ E-mailing Uppsala University means that we will process your personal data. For more information on how this is performed, please read here: http://www.uu.se/en/about-uu/data-protection-policy