cosine
trigonometric function; ratio between the lengths of the adjacent side and the hypotenuse in a right triangle
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cosine
Summary
cosine is a trigonometric function[1]. cosine draws 380 Wikipedia views per month (trigonometric_function category, ranking #3 of 12).[2]
Key Facts
- cosine's instance of is recorded as trigonometric function[3].
- cosine's instance of is recorded as even function[4].
- cosine's instance of is recorded as entire function[5].
- cosine is part of sine and cosine[6].
- cosine's Commons category is recorded as Cosine function[7].
- cosine is the opposite of secant[8].
- cosine's described by source is recorded as ISO 80000-2:2019 Quantities and units — Part 2: Mathematics[9].
- cosine's described by source is recorded as Meyers Konversations-Lexikon, 4th edition (1885–1890)[10].
- cosine's definition domain is recorded as set of real numbers[11].
- cosine's codomain is recorded as set of real numbers[12].
- cosine's partial function domain is recorded as set of real numbers[13].
- cosine's TeX string is recorded as \cos[14].
- cosine's image of function is recorded as closed interval from −1 to 1[15].
- cosine's maintained by WikiProject is recorded as WikiProject Mathematics[16].
- cosine's mathematical inverse is recorded as arccosine[17].
Body
Definition and Type
Recorded instance of include trigonometric function[3], even function[4], and entire function[5]. cosine is the opposite of secant[8].
Use and Application
cosine is part of sine and cosine[6].
Why It Matters
cosine draws 380 Wikipedia views per month (trigonometric_function category, ranking #3 of 12).[2] cosine has Wikipedia articles in 20 language editions, a strong signal of global cultural recognition.[18] cosine is known by 27 alternative names across languages and contexts.[19]