R version 3.2.3 (2015-12-10) -- "Wooden Christmas-Tree"
Copyright (C) 2015 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 1.3-0 (2015-10-24) 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

 # maps v3.1: updated 'world': all lakes moved to separate new #
 # 'lakes' database. Type '?world' or 'news(package="maps")'.  #


> options(echo=FALSE)
Testing:  eigenvalues of both versions
PASSED test at tolerance  1e-08
Testing:  inverse A+lambda*B
PASSED test at tolerance  1e-08
Testing:  inverse A+lambda*B
PASSED test at tolerance  1e-08
Testing:  inverse A+lambda*B
PASSED test at tolerance  1e-08
> cat("all done testing both versions of simultaneous diagonalization ", fill=TRUE)
all done testing both versions of simultaneous diagonalization 
> 
> 
> proc.time()
   user  system elapsed 
  0.624   0.034   0.650