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comparison scripts/specfun/pow2.m @ 3321:6923abb04e16

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[project @ 1999-10-26 18:15:30 by jwe]
author jwe
date Tue, 26 Oct 1999 18:15:41 +0000
parents 80b982e7f4b1
children 5e0a0b1cba43
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3320:b0b71d14dab9 3321:6923abb04e16
12 ## 12 ##
13 ## You should have received a copy of the GNU General Public License 13 ## You should have received a copy of the GNU General Public License
14 ## along with this file. If not, write to the Free Software Foundation, 14 ## along with this file. If not, write to the Free Software Foundation,
15 ## 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 15 ## 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
16 16
17 ## usage: y = pow2 (f [, e]) 17 ## -*- texinfo -*-
18 ## 18 ## @deftypefn {Mapping Function} {} pow2 (@var{x})
19 ## y = pow2 (x) returns 2 .^ x. 19 ## @deftypefnx {Mapping Function} {} pow2 (@var{f}, @var{e})
20 ## y = pow2 (f, e) returns f .* (2 .^ e). 20 ## With one argument, computes
21 ## @iftex
22 ## @tex
23 ## $2^x$
24 ## @end tex
25 ## @end iftex
26 ## @ifinfo
27 ## 2 .^ x
28 ## @end ifinfo
29 ## for each element of @var{x}. With two arguments, returns
30 ## @iftex
31 ## @tex
32 ## $f \cdot 2^e$.
33 ## @end tex
34 ## @end iftex
35 ## @ifinfo
36 ## f .* (2 .^ e).
37 ## @end ifinfo
38 ## @end deftypefn
39
40 ## See also: nextpow2
21 41
22 ## Author: AW <Andreas.Weingessel@ci.tuwien.ac.at> 42 ## Author: AW <Andreas.Weingessel@ci.tuwien.ac.at>
23 ## Created: 17 October 1994 43 ## Created: 17 October 1994
24 ## Adapted-By: jwe 44 ## Adapted-By: jwe
25 45