The study of such graphs is called graph theory. Engineers need to find planarity in a graph when, for example, they are designing a computer chip without a crossed wire.

The picture above shows our game represented as a graph — a collection of points (called vertices) and segments between them (called edges). The dilemma you face exemplifies a simple but profound idea ...

Decades ago, de Grey was a competitive Othello player, and he fell in with some mathematicians who were also enthusiasts of the game. They introduced him to graph theory, and he comes back to it now ...

From the drop-down menu in Math pane, select the option to Graph in 2D. You can play with the interactive graph of your equation—use a single finger to move the graph position or two fingers to ...

Take advantage of easy-to-operate, high-definition 3D Graph in mathematics learning that is intuitive and easy to understand using the Casio FX-CG50 Scientific Graphic Calculator.

Work out equations and draw graphs with this useful new tool. In Apple's great 2024 software refresh—specifically iOS 18, iPadOS 18, and macOS 15 Sequoia—a new tool called Math Notes was added ...

The sand drawings of Vanuatu follow principles from a branch of mathematics known as graph theory. Skip to main content. Scientific American. November 27, 2023. 12 min read.