R version 3.1.2 (2014-10-31) -- "Pumpkin Helmet"
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Platform: x86_64-apple-darwin13.4.0 (64-bit)

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> # fields, Tools for spatial data
> # Copyright 2004-2011, Institute for Mathematics Applied Geosciences
> # University Corporation for Atmospheric Research
> # Licensed under the GPL -- www.gpl.org/licenses/gpl.html
> 
> 
> # test of sreg and related functions
> 
> library( fields)
Loading required package: spam
Loading required package: grid
Spam version 1.0-1 (2014-09-09) is loaded.
Type 'help( Spam)' or 'demo( spam)' for a short introduction 
and overview of this package.
Help for individual functions is also obtained by adding the
suffix '.spam' to the function name, e.g. 'help( chol.spam)'.

Attaching package: 'spam'

The following objects are masked from 'package:base':

    backsolve, forwardsolve

Loading required package: maps
> options(echo=FALSE)
testing:  predict at lambda sreg/Tps
    PASSED test at tolerance  1e-08
    PASSED test at tolerance  5e-04
testing:  GCV sreg/Tps
    PASSED test at tolerance  2.1e-06
Warning message:
In golden.section.search(ax = starts[1], bx = starts[2], cx = starts[3],  :
  Maximum iterations reached
Warning message:
In golden.section.search(ax = starts[1], bx = starts[2], cx = starts[3],  :
  Maximum iterations reached
testing:  GCV sreg/Tps reps case
    PASSED test at tolerance  1e-06
testing:  GCV sreg/Tps reps case
    PASSED test at tolerance  1e-06
All done with sreg tests
> 
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> 
> proc.time()
   user  system elapsed 
  1.341   0.037   1.373