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annotate scripts/elfun/acsc.m @ 2314:949ab8eba8bc

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[project @ 1996-07-12 03:58:02 by jwe]
author jwe
date Fri, 12 Jul 1996 03:58:02 +0000
parents 5ca126254d15
children b5568c31ee2c
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1 ## Copyright (C) 1996 John W. Eaton
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2 ##
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3 ## This file is part of Octave.
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4 ##
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5 ## Octave is free software; you can redistribute it and/or modify it
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6 ## under the terms of the GNU General Public License as published by
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7 ## the Free Software Foundation; either version 2, or (at your option)
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8 ## any later version.
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9 ##
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10 ## Octave is distributed in the hope that it will be useful, but
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11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 ## General Public License for more details.
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14 ##
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15 ## You should have received a copy of the GNU General Public License
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16 ## along with Octave; see the file COPYING. If not, write to the Free
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17 ## Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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18 ## 02111-1307, USA.
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19
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20 ## acsc (z): compute the inverse cosecant for each element of z.
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21
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22 ## Author: jwe
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23
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24 function w = acsc (z)
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25
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26 if (nargin != 1)
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27 usage ("acsc (z)");
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28 endif
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29
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30 w = asin (1 ./ z);
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31
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32 endfunction