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[project @ 1994-09-20 18:37:13 by jwe] Initial revision
author jwe
date Tue, 20 Sep 1994 18:38:18 +0000
parents
children 3470f1e25a79
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function w = coth (z)
  
# coth (z):  compute the hyperbolic cotangent for each element of z.
  
  if (nargin != 1)
    error ("usage: coth (z)");
  endif

  w = 1 ./ tanh(z);
  
endfunction