R version 4.1.1 (2021-08-10) -- "Kick Things"
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Platform: x86_64-apple-darwin17.0 (64-bit)

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> #
> # fields  is a package for analysis of spatial data written for
> # the R software environment.
> # Copyright (C) 2021 Colorado School of Mines
> # 1500 Illinois St., Golden, CO 80401
> # Contact: Douglas Nychka,  douglasnychka@gmail.edu,
> #
> # This program is free software; you can redistribute it and/or modify
> # it under the terms of the GNU General Public License as published by
> # the Free Software Foundation; either version 2 of the License, or
> # (at your option) any later version.
> # This program is distributed in the hope that it will be useful,
> # but WITHOUT ANY WARRANTY; without even the implied warranty of
> # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> # GNU General Public License for more details.
> #
> # You should have received a copy of the GNU General Public License
> # along with the R software environment if not, write to the Free Software
> # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
> # or see http://www.r-project.org/Licenses/GPL-2
> ##END HEADER
> 
> 
> suppressMessages(library(fields))
> options( echo=FALSE)
NULL
Testing:  addToDiag
PASSED test at tolerance  1e-08
Testing:  spam vs no spam
PASSED test at tolerance  1e-08
Testing:  Krig mKrig d coef
PASSED test at tolerance  1e-08
Testing:  Krig mKrig c coef
PASSED test at tolerance  1e-08
Testing:  test of predict at new locations
PASSED test at tolerance  1e-08
Testing:  test of matrix Y predicts
PASSED test at tolerance  1e-08
PASSED test at tolerance  1e-08
Testing:  predictSurface with mKrig
PASSED test at tolerance  1e-08
Testing:  Wendland/no spam
PASSED test at tolerance  1e-08
Testing:  Wendland/spam
PASSED test at tolerance  1e-08
Testing:  new coef c no spam
PASSED test at tolerance  1e-08
Testing:  new beta coef no spam
PASSED test at tolerance  1e-08
Testing:  new coef c spam
PASSED test at tolerance  1e-08
Testing:  new beta coef spam
PASSED test at tolerance  1e-08
Testing:  nzero in call to mKrig
PASSED test at tolerance  1e-08
Testing:  mKrig vs. Krig for ozone2
PASSED test at tolerance  1e-08
Testing:  predict Wendland  mKrig vs Krig
PASSED test at tolerance  1e-07
Testing:  fastTps interp1
PASSED test at tolerance  5e-07
Testing:  fastTps interp2
PASSED test at tolerance  0.02
[1] "testing using distance matrix"
Testing:  predict: stationary.cov versus Exp.cov
PASSED test at tolerance  1e-08
Testing:  predict: no distance matrix versus compact distance matrix
PASSED test at tolerance  1e-08
Testing:  predict: no distance matrix versus distance matrix
PASSED test at tolerance  1e-08
[1] "testing using predictSE"
Testing:  predictSE: stationary.cov with exponential versus Exp.cov
PASSED test at tolerance  1e-08
Testing:  predictSE: no distance matrix versus compact distance matrix
PASSED test at tolerance  1e-08
Testing:  predictSE: no distance matrix versus distance matrix
PASSED test at tolerance  1e-08
all done with mKrig tests
> 
> 
> 
> 
> proc.time()
   user  system elapsed 
  1.955   0.324   2.304