Evaluate the composition of trigonometric functions by creating a right triangle. In this video we will evaluate the tangent by given the ratio for cosine. To do this we will use right triangle and ...

Learn about the Pythagorean theorem. The Pythagoras theorem is a fundamental relation among the three sides of a right triangle. It is used to determine the missing length of a right triangle. The ...

In the 1930s and 1940s, for example, a group of Polish mathematicians regularly met in a café in Lwów, Poland (now Lviv, ...

A GCSE Maths video about finding the length of a line segment. Using grids and a worked example, this video explains the important steps to take to work out lengths of line segments, using Pythagoras’ ...

Dr. JeFreda R. Brown is a financial consultant, Certified Financial Education Instructor, and researcher who has assisted thousands of clients over a more than two-decade career. She is the CEO of ...

What has made the biggest impact on dentistry and dental practice today? This Collection reflects the issues that really matter to practising dentists and are some of the recent hottest topics from ...

Emmy Noether was a mathematician who discovered perhaps the most profound idea in contemporary physics. Noether’s theorem, which she formulated in 1915, says that symmetries in the universe give rise ...

Abstract: This article presents a Lyapunov formulation of the small-gain theorem for the finite-time input-to-state stability (FTISS) of an interconnected nonlinear system composed of two or more ...

A fresh translation of a fragmentary Sumerian tablet has revealed one of the world's oldest surviving narratives featuring a cunning fox as an unlikely hero. The ancient clay tablet, designated Ni ...