An understanding of how to use Pythagoras’ theorem to find missing sides in a right-angled triangle is essential for applying the theorem in different contexts. (3,1) is the coordinate that is 3 ...

A mathematical theorem stating that a PERIODIC function f(x) which is reasonably continuous may be expressed as the sum of a series of sine or cosine terms (called the Fourier series), each of which ...

Explain why the normal distribution is so important for statistics. Explain that the central limit theorem (CLT) is about the distribution of point estimates and that given certain conditions, this ...

A leading academic has highlighted China's rich mathematical history, including a startling fact about a well-known theorem ...

This Shiny app allows users to choose from several different population distributions, and to drag sliders to change the population parameters, sample size and number of samples. The resulting ...

Yet proving it using trigonometry was long thought impossible, as the fundamental formulae of trigonometry are based upon the ...