Emmy Noether showed that fundamental physical laws are just a consequence of simple symmetries. A century later, her insights ...

A pretty theorem in the latter is that all equilateral triangles in a given plane project ... No reference is made to the Tucker circles, or to Kiepert's hyperbola; even the Brocard circle is ...

Area of a Right Triangle = A = 1/2 × Base × Height Area of an Equilateral Triangle = A = (√3)/4 × side 2 ...

Other graphs - OCR The most commonly occurring graphs are quadratic, cubic, reciprocal, exponential and circle ... theorem can be used to calculate the length of any side in a right-angled triangle.

Quantum space and time Physicists have developed no-go theorems that limit quantum processes in space–time causality. (Courtesy: iStock/piranka) Physicists have developed a new theoretical framework ...

For example, 30° clockwise from north is usually written as 030°. Problems involving bearings can be worked out as you would work out problems with triangles using the sine or cosine rule: ...

In the Korean alphabet, the circle is represented by "O," the triangle is represented by "J," and the square is represented by "M." These alphabets form the initials OJM, a Korean game called Ojingeo ...

This extensive library hosts sets of math problems suitable for students PreK-12. The resources span multiple topics and members have access to the over 1,000 problems and supporting materials! Share ...

Abstract: After a review of the general aspects of the classical electromagnetic theory several “equivalence” theorems are established and illustrated with a number of examples from the diffraction ...