PyPI recent updates for sign-vectors https://pypi.org/project/sign-vectors/ Recent updates to the Python Package Index for sign-vectors en 1.3 https://pypi.org/project/sign-vectors/1.3/ SageMath package for sign vectors, oriented matroids and chirotopes aichmayr@mathematik.uni-kassel.de Wed, 20 May 2026 14:02:16 GMT 1.2 https://pypi.org/project/sign-vectors/1.2/ SageMath package for sign vectors, oriented matroids and chirotopes aichmayr@mathematik.uni-kassel.de Tue, 11 Nov 2025 11:53:03 GMT 1.1 https://pypi.org/project/sign-vectors/1.1/ a SageMath package to work with sign vectors, oriented matroids and chirotopes aichmayr@mathematik.uni-kassel.de Thu, 06 Nov 2025 12:17:44 GMT 1.0 https://pypi.org/project/sign-vectors/1.0/ a SageMath package to work with sign vectors, oriented matroids and chirotopes aichmayr@mathematik.uni-kassel.de Fri, 31 Oct 2025 21:42:13 GMT