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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | % ASEC ASEC Inverse Secant Function
%
% Usage
%
% Computes the inverse secant of its argument. The general
% syntax for its use is
%
% y = asec(x)
%
% where x is an n-dimensional array of numerical type.
% Copyright (c) 2002-2007 Samit Basu
% Licensed under the GPL
function y = asec(x)
y = acos(1 ./ x);
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