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Scilab help >> Elementary Functions > Trigonometry > csc

csc

Computes the element-wise cosecant of the argument.

Calling Sequence

y = csc(x)

Arguments

x

Real or complex array.

y

Real or complex array with same dimensions as x.

Description

Computes the element-wise cosecant of the argument. The cosecant is a periodic function defined as 1/sin. For real data the results are real and in ]-%inf -1] U [1 %inf[.

Examples

x=linspace(0.01,%pi-0.01,200)
clf();
plot(-x,csc(-x),x,csc(x))

See Also

  • sec — Compute the element-wise secant of the argument.
  • cscd — Computes the element-wise cosecant of the argument given in degree.

Authors

  • Serge Steer, INRIA
<< cothm Trigonometry cscd >>

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Last updated:
Wed Oct 05 12:09:40 CEST 2011