Trigonometric functions - Wikipedia, the free encyclopedia
the cosine function is the unique solution satisfying the initial condition . Since the sine and cosine functions are linearly independent, together they form a basis of V.

Cosine -- from Wolfram MathWorld
The cosine function cosx is one of the basic functions encountered in trigonometry (the others being the cosecant, cotangent, secant, sine, and tangent). Let theta be an angle ...

Law of cosines - Wikipedia, the free encyclopedia
In trigonometry, the law of cosines (also known as the cosine formula or cosine rule) is a statement about a general triangle that relates the lengths of its sides to the cosine of one ...

Sine, Cosine, and Tangent
Introduction: In this lesson, three trigonometric ratios (sine, cosine, and tangent) will be defined and applied. These involve ratios of the lengths of the sides in a right ...

cosine - partner in applied physics
Provides science services for measurement instrumentation such as scientific software, design studies, technology development, prototyping and project management, for space and ...

Cosine Calculator
Free math lessons and math homework help from basic math to algebra, geometry and beyond. Students, teachers, parents, and everyone can find solutions to their math problems ...

Cosine Developments | Leaders in lighting technology | Home
COSINE DEVELOPMENTS, part of the RML Lighting Group, develops lighting related electronics. Research and development capabilities have ensured our position as leaders in emergency ...

cosine - Definition of cosine at YourDictionary.com
the reciprocal of the secant; specif. the ratio of the adjacent side of a given acute angle in a right triangle to the hypotenuse; an equivalent, positive or negative ratio for ...

Cosine Jeremiah and his Musings
It is 2009, and it looks like the sky is falling. Perhaps it is, just a little. I think it is a good thing. How can I say that as people are losing their jobs?

Cosine Systems
Cosine Systems - 8-bit (and other) computer games, demos and utilities since 1987 - on the web since 1996