https://www.r-project.org/nosvn/R.check/r-release-linux-x86_64/sparsepca-00install.html
Install log for 'sparsepca'
installlog
https://cran.uib.no/web/packages/sparsepca/index.html
CRAN: Package sparsepca
Sparse principal component analysis (SPCA) attempts to find sparse weight vectors (loadings), i.e., a weight vector with only a few 'active' (nonzero) values....
cranpackage
https://mirror.las.iastate.edu/CRAN/web/checks/check_results_sparsepca.html
CRAN Package Check Results for Package sparsepca
check resultscranpackage