Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I ...

Faster array and matrix math in Python. feature. Feb 21, 2024 8 mins. Data Science Development Tools Python. ... Lightweight text formatting for human beings. May 21, 2025 8 mins. Show me more.

54 thoughts on “ Python Resurrects Dot Matrix Printing ... They do print perfectly readable text and they usually don’t mind sitting for months and yet come to life and print ...

sepia_img = img.dot(sepia_matrix.T) Since sepia matrix rows do not have unit sums, once the full sepia image is constructed, we need to rescale the result. sepia_img /= sepia_img.max() then extend ...