Discover how the Luhn Algorithm verifies credit card accuracy, supports secure transactions, and helps prevent errors in inputting Social Security numbers.

Abstract: Permutation codes are extensively studied because of applications such as frequency-shift keying modulation for power line communication (PLC). In PLC ...

Plots.ipynb – Steps to reproduce article plots. requirements.txt – Required Python libraries. README.md – Project overview and instructions (that's me!). The data used for sensor placement methods ...

Abstract: Motivated by modern applications such as computerized adaptive testing, sequential rank aggregation, and heterogeneous data source selection, we study the problem of active sequential ...

Ms. Jong-Fast is a contributing Opinion writer. Donald Trump has never been much for gratitude or giving back. The notion that he owes anybody anything for his success is anathema to his winners-gonna ...