As we say goodbye to 2025, let’s delight in its numerical charms one final time. The year was unique this century as being a square number. 44 2 = 1936 45 2 = 2025 46 2 = 2116 And since 45 = 20 + 25, ...

Earlier today I set you the following set of numerical challenges to celebrate the arrival of 2026. Auld lang signs Here is an expression equal to 26 that uses six 1s: (1+1)×(1+1+11) Find expressions ...

Struggling with a problem that seems to require trigonometry? This lesson shows how to solve it without using trigonometry, using two easy methods anyone can apply. With clear logic and step-by-step ...

Ryan Downie has 9+ years of equity research, financial consulting, and business ownership. He has 500+ published equity research works. Katrina Ávila Munichiello is an experienced editor, writer, fact ...

Mathematics and computing is the study and analysis of abstract concepts, such as numbers and patterns. Mathematics is the language of choice for scientifically describing and modelling the universe ...

Since the launch of the Crossword in 1942, The Times has captivated solvers by providing engaging word and logic games. In 2014, we introduced the Mini Crossword — followed by Spelling Bee, Letter ...

This price reflects trading activity during the overnight session on the Blue Ocean ATS, available 8 PM to 4 AM ET, Sunday through Thursday, when regular markets are closed. Chart does not reflect ...

In the late 1960s and early 1970s, the American cartoonist Crockett Johnson created a series of paintings on mathematical subjects. They’re based on theorems, laws, and mathematical figures, but ...

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