1shgrid_errors(3NCARG)            NCAR GRAPHICS           shgrid_errors(3NCARG)
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NAME

6       shgrid_errors - This document briefly describes all the errors reported
7       from Shgrid.
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DESCRIPTION

10       Each entry below includes the error number and its meaning.
11
12         0    No error.
13
14         1    number of input data must be > 9
15
16         2    NLS must be .GT. 9
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18         3    number of data points used in least squares fit must be > 9
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20         4    NFL (number of points used to calculate weights) must be at
21              least 1
22
23         5    number of points used in least squares fit too large
24
25         6    number of points used in calculating weights too large
26
27         7    cell grid dimensions must be positive
28
29         8    duplicate input points encountered
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31         9    collinear input, no unique solution
32
33        10    at least two points must have different X coordinates
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35        11    at least two points must have different Y coordinates
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37        12    at least two points must have different Z coordinates
38
39        13    no cells contain a point within the radius of influence of the
40              input point
41
42        14    negative search radius in calculating least squares fit
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SEE ALSO

45       shgrid, shseti, shgeti, shsetnp, c_shgrid, c_shseti, c_shseti,
46       c_shgetnp.
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48       Complete documentation for Shgrid is available at URL
49       http://ngwww.ucar.edu/ngdoc/ng/ngmath/shgrid/shhome.html
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52       Copyright (C) 2000
53       University Corporation for Atmospheric Research
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55       This documentation is free software; you can redistribute it and/or
56       modify it under the terms of the GNU General Public License as
57       published by the Free Software Foundation; either version 2 of the
58       License, or (at your option) any later version.
59
60       This software is distributed in the hope that it will be useful, but
61       WITHOUT ANY WARRANTY; without even the implied warranty of
62       MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
63       General Public License for more details.
64
65       You should have received a copy of the GNU General Public License along
66       with this software; if not, write to the Free Software Foundation,
67       Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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72UNIX                             January 1999            shgrid_errors(3NCARG)
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