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William Gilbert "Gil" Strang (born November 27, 1934) is an American mathematician known for his contributions to finite element theory, the calculus of variations, wavelet analysis and linear algebra. He has made many contributions to mathematics education, including publishing mathematics textbook…

The NFL Players Association (NFLPA) is the labor union representing National Football League (NFL) players in matters concerning wages, hours and working conditions, and protects their rights as professional football players. The NFLPA, which has headquarters in Washington, D.C., is led by interim E…

The equator is the circle of latitude that divides Earth into the Northern and Southern Hemispheres. It is an imaginary line located at 0 degrees latitude, about 21,639 nautical miles (40,075 kilometres; 24,902 miles) in circumference, halfway between the North and South Poles. The term can also be …

In mathematics, a curve (also called a curved line in older texts) is an object similar to a line, but that does not have to be straight.…

Ontario is the southernmost province of Canada. Located in Central Canada, Ontario is the country's most populous province. As of the 2021 Canadian census, it is home to over 14 million people, which is 38.5% of the country's population. Ontario is the second-largest province by total area (after Qu…

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Sakhalin (Russian: Сахалин, IPA: [səxɐˈlʲin]) is an island in Northeast Asia. Its north coast lies 6.5 km (4.0 mi) off the southeastern coast of Khabarovsk Krai in Russia, while its southern tip lies 40 kilometres (25 mi) north of the Japanese island of Hokkaido. An island of the West Pacific, Sakha…

Geometry is a branch of mathematics concerned with properties of space such as the distance, shape, size, and relative position of figures. Geometry is, along with arithmetic, one of the oldest branches of mathematics. A mathematician who works in the field of geometry is called a geometer. Until th…

A namesake is a person, place, or thing bearing the name of another. Most commonly, it refers to an individual who is purposely named after another (e.g. John F. Kennedy Jr would be the namesake of John F. Kennedy). In common parlance, it may mean vice-versa (i.e. referring to the entity for which t…

In geography, latitude is a geographic coordinate that specifies the north-south position of a point on the surface of the Earth or another celestial body. Latitude is given as an angle that ranges from −90° at the south pole to 90° at the north pole, with 0° at the Equator. Lines of constant latitu…