For a quarter century, cosmology has leaned on one framework to explain how the universe expands. Known as the ΛCDM model, it ...

The first error cropped up about a third of the way into this process. The table of profit and loss showed the business turning profitable in month 10. However, ChatGPT asserted that "By Month ~43–45, ...

Tipping points in our climate predictions are both wildly dramatic and wildly uncertain. Can mathematicians make them useful?

Stocks: Real-time U.S. stock quotes reflect trades reported through Nasdaq only; comprehensive quotes and volume reflect trading in all markets and are delayed at least 15 minutes. International stock ...

Accurate measurement of time-varying systematic risk exposures is essential for robust financial risk management.

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The invertible point transformation is a powerful tool in the study of nonlinear differential and difference equations. This book gives a comprehensive introduction to this technique. Ordinary and ...