MrExcel on MSN

How to Use SUMIF and SUMIFS for Conditional Summing in Excel

Learn how to sum data in Excel using IF conditions with SUMIF or SUMIFS. Perfect for accurate reporting and data analysis.
IEEE

An Iterative Threshold Algorithm of Log-Sum Regularization for Sparse Problem

Abstract: The log-sum function as a penalty has always been drawing widespread attention in the field of sparse problems. However, it brings a non-convex, non-smooth and non-Lipschitz optimization ...
InfoWorld

The best new features and fixes in Python 3.14

Official support for free-threaded Python, and free-threaded improvements Python’s free-threaded build promises true parallelism for threads in Python programs by removing the Global Interpreter Lock ...
Hosted on MSN

Quantum Python; Numerical Integration to Normalize a Wave Function

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...
GitHub

Extremely slow jax.lax.scan performance on GPU (GTX 1650) with simple sum

I'm experiencing unexpectedly slow performance of jax.lax.scan when executed on my GPU (NVIDIA GTX 1650), especially compared to its CPU performance. I've created a minimal reproducible example that ...
IEEE

Encrypting Images Using the Sum of Functions of a Real Variable

Abstract: A combined cryptosystem with symmetric keys for encrypting messages is proposed. Its unique feature is the use of functions of a real variable as keys instead of natural numbers. Eight key ...