PyLops is an open-source Python library focused ... central finite-difference derivative operator denoted D can be described either as a matrix (array of numbers), or as weighed stencil summation: ...

Black is the uncompromising Python code formatter. By using it, you agree to cede control over minutiae of hand-formatting. In return, Black gives you speed, determinism, and freedom from pycodestyle ...

Abstract: We give a slight improvement on Xing's lower bound for frameproof codes constructed from algebraic curves. Combined with some additional number-theoretic assumptions (still conjectural) and ...