R version 3.1.2 (2014-10-31) -- "Pumpkin Helmet"
Copyright (C) 2014 The R Foundation for Statistical Computing
Platform: x86_64-apple-darwin13.4.0 (64-bit)

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> 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
> #
> #
> #  test of fixed lambda case
> #  Check against linear algebra
> #
> 
> options( echo=FALSE)
Warning: 
Grid searches over lambda (nugget and sill variances) with  minima at the endpoints: 
  (REML) Restricted maximum likelihood 
   minimum at  right endpoint  lambda  =  0.2767992 (eff. df= 9.499985 )
testing:  sanity check
    PASSED test at tolerance  3e-08
    PASSED test at tolerance  1e-08
testing:  GCV
FAILED test value =  35.79109  at tolerance  1e-08
testing:  GCV one
    PASSED test at tolerance  1e-08
testing:  GCV model
    PASSED test at tolerance  1e-08
testing:  Tps/gcv for ozone2
    PASSED test at tolerance  5e-04
testing:  Tps/gcv for ozone2 new data
    PASSED test at tolerance  1e-06
done with GCV and REML tests
> 
> proc.time()
   user  system elapsed 
  1.257   0.036   1.280