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Please note that the recommended version of Scilab is 6.1.0. This page might be outdated.
See the recommended documentation of this function

Scilab help >> Elementary Functions > Trigonometry > acscd


computes the element-wise inverse cosecant of the argument, results in degree.

Calling Sequence

y = acscd(x)



Real array.


Real or complex array.


Computes the element-wise inverse cosecant of the argument an return the results in degree. For real argument with absolute value greater than 1 the result is real.


x=[-x($:-1:1) %nan x];

See Also

  • cscd — Computes the element-wise cosecant of the argument given in degree.
  • acsc — computes the element-wise inverse cosecant of the argument.


  • Kahan, W., "Branch cuts for complex elementary functions, or, Much ado about nothing's sign bit", Proceedings of the joing IMA/SIAM conference on The State of the Art in Numerical Analysis, University of Birmingham, A. Iserles and M.J.D. Powell, eds, Clarendon Press, Oxford, 1987, 165-210.


  • Serge Steer, INRIA
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Last updated:
Wed Oct 05 12:09:40 CEST 2011