Abstract: Transformer white-box models are used by the manufacturers to calculate internal winding voltages during the lightning impulse test. The model can also be applied in general network studies, ...

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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 ...

Years of speculative excess are giving way to healthier markets where fundamentals now matter, boosting quant stock-picking strategies across the board, according to AQR Capital Management ’s Cliff ...

Have you ever spent hours manually updating a spreadsheet, only to realize there’s a faster, smarter way to get the job done? Excel is a tool most of us use, but few truly master. The irony? Some of ...

Who runs the Senate? The democratically elected Majority Leader, Sen. John Thune? Or leftover partisan Harry Reid-appointee, Senate Parliamentarian Elizabeth MacDonough? The answer to that question ...

It’s surprisingly difficult to prove one of the most basic properties of a number: whether it can be written as a fraction. A broad new method can help settle this ancient question. In June 1978, the ...

Functional programming, as the name implies, is about functions. While functions are part of just about every programming paradigm, including JavaScript, a functional programmer has unique ...