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Update section 17.7 (Coordinate Transformations) of arith.txi
author Rik <rdrider0-list@yahoo.com>
date Sat, 02 May 2009 07:20:35 -0700
parents eb63fbe60fab
children a8ce6bdecce5
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9167:1231b1762a9a 9168:742cf6388a8f
16 ## along with Octave; see the file COPYING. If not, see 16 ## along with Octave; see the file COPYING. If not, see
17 ## <http://www.gnu.org/licenses/>. 17 ## <http://www.gnu.org/licenses/>.
18 18
19 ## -*- texinfo -*- 19 ## -*- texinfo -*-
20 ## @deftypefn {Function File} {[@var{theta}, @var{phi}, @var{r}] =} cart2sph (@var{x}, @var{y}, @var{z}) 20 ## @deftypefn {Function File} {[@var{theta}, @var{phi}, @var{r}] =} cart2sph (@var{x}, @var{y}, @var{z})
21 ## Transform cartesian to spherical coordinates. 21 ## Transform Cartesian to spherical coordinates.
22 ## @var{x}, @var{y} and @var{z} must be of same shape, or scalar. 22 ## @var{x}, @var{y} and @var{z} must be the same shape, or scalar.
23 ## @var{theta} describes the angle relative to the x-axis. 23 ## @var{theta} describes the angle relative to the positive x-axis.
24 ## @var{phi} is the angle relative to the xy-plane. 24 ## @var{phi} is the angle relative to the xy-plane.
25 ## @var{r} is the distance to the origin (0, 0, 0). 25 ## @var{r} is the distance to the origin (0, 0, 0).
26 ## @seealso{pol2cart, cart2pol, sph2cart} 26 ## @seealso{pol2cart, cart2pol, sph2cart}
27 ## @end deftypefn 27 ## @end deftypefn
28 28