from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. function that is the compositional inverse of the secant function. Symbol: arcsec

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. the inverse function of the secant; the angle that has a secant equal to a given number


arc- +‎ secant (Wiktionary)


  • If we are operating on some variable x, the arccosecant of x is denoted cscÀ1 (x) or arccsc (x) The inverse of the secant function is the arcsecant function.

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  • These are known as the hyperbolic arcsine, hyperbolic arccosine, hyperbolic arctangent, hyper - bolic arccosecant, hyperbolic arcsecant, and hyperbolic arccotangent.

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  • The range of the arcsecant function is limited to values of y such that 0 y

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