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nounratio of the adjacent to the opposite side of a right-angled triangle
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Definition that contains cotan
- inverse cotangent the inverse function of the cotangent; the angle that has a cotangent equal to a given number
- arc cotangent the inverse function of the cotangent; the angle that has a cotangent equal to a given number
- arccotangent the inverse function of the cotangent; the angle that has a cotangent equal to a given number