diff --git a/install-env.sh b/install-env.sh
index ff7814b..372004d 100644
--- a/install-env.sh
+++ b/install-env.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
 
+# TODO: move from /root to /opt
+
 WGET_OPTIONS="--no-check-certificate"
 MRO_VERSION="3.2.4"
 
@@ -23,20 +25,168 @@ wget ${WGET_OPTIONS} https://mran.microsoft.com/install/mro/${MRO_VERSION}/MRO-$
 gdebi -n MRO-${MRO_VERSION}-Ubuntu-15.4.x86_64.deb
 rm MRO-${MRO_VERSION}-Ubuntu-15.4.x86_64.deb
 
-# update R repository url
-sed -i -e 's/mran.revolutionanalytics.com/mran.microsoft.com/ig' /usr/lib64/MRO-${MRO_VERSION}/R-${MRO_VERSION}/lib/R/etc/Rprofile.site
+# make symbolic link to R libraries dir
 
-# update  R reposritory snapshot day
-sed -i -e 's/2016-01-01/2016-04-10/ig' /usr/lib64/MRO-${MRO_VERSION}/R-${MRO_VERSION}/lib/R/etc/Rprofile.site
+ln -s /usr/lib64/MRO-${MRO_VERSION}/R-${MRO_VERSION}/lib/R/lib/ /opt/MRO-lib
+
+############################################################
+#                        BLAS CPU                          #
+############################################################
+
+########################
+# netlib - http://www.netlib.org/blas/ - reference singlethread
+########################
+
+# already in R
+
+########################
+# ATLAS - http://math-atlas.sourceforge.net/ - generic singlethread
+########################
+
+# install:   apt-get -y install libatlas3-base
+#            mv /opt/MRO-lib/libRblas.so   /opt/MRO-lib/libRblas.so.orig
+#            mv /opt/MRO-lib/libRlapack.so /opt/MRO-lib/libRlapack.so.orig
+#            ln -s /usr/lib/atlas-base/atlas/libblas.so.3   /opt/MRO-lib/libRblas.so
+#            ln -s /usr/lib/atlas-base/atlas/liblapack.so.3 /opt/MRO-lib/libRlapack.so
+
+# uninstall: rm /opt/MRO-lib/libRblas.so
+#            rm /opt/MRO-lib/libRlapack.so
+#            mv /opt/MRO-lib/libRblas.so.orig   /opt/MRO-lib/libRblas.so
+#            mv /opt/MRO-lib/libRlapack.so.orig /opt/MRO-lib/libRlapack.so
+#            apt-get -y purge libatlas3-base
+
+########################
+# OpenBLAS - libopenblas-base - http://www.openblas.net/ - multithread
+########################
+
+# install:   apt-get -y install libopenblas-base
+#            mv /opt/MRO-lib/libRblas.so   /opt/MRO-lib/libRblas.so.orig
+#            mv /opt/MRO-lib/libRlapack.so /opt/MRO-lib/libRlapack.so.orig
+#            ln -s /usr/lib/openblas-base/libblas.so.3   /opt/MRO-lib/libRblas.so
+#            ln -s /usr/lib/openblas-base/liblapack.so.3 /opt/MRO-lib/libRlapack.so
+
+# uninstall: rm /opt/MRO-lib/libRblas.so
+#            rm /opt/MRO-lib/libRlapack.so
+#            mv /opt/MRO-lib/libRblas.so.orig   /opt/MRO-lib/libRblas.so
+#            mv /opt/MRO-lib/libRlapack.so.orig /opt/MRO-lib/libRlapack.so
+#            apt-get -y purge libopenblas-base
+
+########################
+# ATLAS multithread - http://math-atlas.sourceforge.net/ - multithread
+########################
+
+# disable CPU throttling!
+
+# netlib lapack
+#
+#wget ${WGET_OPTIONS} http://www.netlib.org/lapack/lapack-3.6.0.tgz
+#tar -xvf lapack-3.6.0.tgz
+#rm lapack-3.6.0.tgz
+#
+#cd lapack-3.6.0
+#cp make.inc.example make.inc
+#make lapacklib -j `nproc`
+#cd ..
+
+# atlas
+
+curl -L https://sourceforge.net/projects/math-atlas/files/Developer%20%28unstable%29/3.11.38/atlas3.11.38.tar.bz2/download > atlas3.11.38.tar.bz2
+tar -xvf atlas3.11.38.tar.bz2
+rm atlas3.11.38.tar.bz2
+
+cd ATLAS
+mkdir build
+cd build
+
+wget ${WGET_OPTIONS} http://www.netlib.org/lapack/lapack-3.6.0.tgz
+
+../configure --shared --with-netlib-lapack-tarfile=/root/blas-benchmark/ATLAS/build/lapack-3.6.0.tgz
+make
+
+rm lapack-3.6.0.tgz
+
+########################
+# GotoBLAS2 - https://prs.ism.ac.jp/~nakama/SurviveGotoBLAS2/ - multithread
+########################
+
+wget ${WGET_OPTIONS} https://prs.ism.ac.jp/~nakama/SurviveGotoBLAS2/SurviveGotoBLAS2_3.141.tar.gz
+tar -xvf SurviveGotoBLAS2_3.141.tar.gz
+rm SurviveGotoBLAS2_3.141.tar.gz
+
+cd survivegotoblas2-3.141
+make -j `nproc`
+cd ..
+
+# install:   mv /opt/MRO-lib/libRblas.so   /opt/MRO-lib/libRblas.so.orig
+#            mv /opt/MRO-lib/libRlapack.so /opt/MRO-lib/libRlapack.so.orig
+#            ln -s /root/blas-benchmark/survivegotoblas2-3.141/exports/libgoto2_nehalemp-r3.141_blas.so   /opt/MRO-lib/libRblas.so
+#            ln -s /root/blas-benchmark/survivegotoblas2-3.141/exports/libgoto2_nehalemp-r3.141_lapack.so /opt/MRO-lib/libRlapack.so
+#            ln -s /root/blas-benchmark/survivegotoblas2-3.141/exports/libgoto2_nehalemp-r3.141_blas.so   /opt/MRO-lib/libgoto2_nehalemp-r3.141_blas.so
+#            ln -s /root/blas-benchmark/survivegotoblas2-3.141/exports/libgoto2_nehalemp-r3.141_lapack.so /opt/MRO-lib/libgoto2_nehalemp-r3.141_lapack.so
+
+# uninstall: rm /opt/MRO-lib/libRblas.so
+#            rm /opt/MRO-lib/libRlapack.so
+#            rm /opt/MRO-lib/libgoto2_nehalemp-r3.141_blas.so
+#            rm /opt/MRO-lib/libgoto2_nehalemp-r3.141_lapack.so
+#            mv /opt/MRO-lib/libRblas.so.orig   /opt/MRO-lib/libRblas.so
+#            mv /opt/MRO-lib/libRlapack.so.orig /opt/MRO-lib/libRlapack.so
+
+########################
+# MKL - https://mran.microsoft.com/documents/rro/multithread/ - multithread
+########################
+
+# install:   cd ~/RevoMath ; echo 1 | ./RevoMath.sh
+# uninstall: cd ~/RevoMath ; echo 2 | ./RevoMath.sh
 
-# install RevoMathUtils
 wget ${WGET_OPTIONS} https://mran.microsoft.com/install/mro/${MRO_VERSION}/RevoMath-${MRO_VERSION}.tar.gz
 tar -xvzf RevoMath-${MRO_VERSION}.tar.gz
+rm RevoMath-${MRO_VERSION}.tar.gz
+sed -i '16,18d' RevoMath/RevoMath.sh
 
-cd RevoMath
-sed -i '16,18d' RevoMath.sh
+########################
+# BLIS - https://github.com/flame/blis - multithread
+########################
 
-echo 1 | ./RevoMath.sh
+git clone https://github.com/flame/blis.git
+cd blis
 
+./configure --enable-shared auto
+make -j `nproc`
 cd ..
-rm -r RevoMath*
+
+# install:   mv /opt/MRO-lib/libRblas.so   /opt/MRO-lib/libRblas.so.orig
+#            ln -s `find /root/blas-benchmark/blis/ -name "libblis.so"`   /opt/MRO-lib/libRblas.so
+
+# uninstall: rm /opt/MRO-lib/libRblas.so
+#            mv /opt/MRO-lib/libRblas.so.orig   /opt/MRO-lib/libRblas.so
+
+
+############################################################
+#                        BLAS GPU                          #
+############################################################
+
+########################
+# clBLAS - https://github.com/clMathLibraries/clBLAS - OpenCL
+########################
+
+git clone https://github.com/clMathLibraries/clBLAS.git
+
+########################
+# cuBLAS/NVBLAS - https://developer.nvidia.com/cublas - CUDA
+########################
+
+wget ${WGET_OPTIONS} http://developer.download.nvidia.com/compute/cuda/7.5/Prod/local_installers/cuda-repo-ubuntu1504-7-5-local_7.5-18_amd64.deb
+gdebi -n cuda-repo-ubuntu1504-7-5-local_7.5-18_amd64.deb
+rm cuda-repo-ubuntu1504-7-5-local_7.5-18_amd64.deb
+
+############################################################
+#                        LAPACK GPU                        #
+############################################################
+
+########################
+# MAGMA  - http://icl.cs.utk.edu/magma/software/ - multithread GPU OpenCL/CUDA
+########################
+
+########################
+# CULA - http://www.culatools.com/ - multithread GPU CUDA
+########################
\ No newline at end of file