To install the ROOT v5.34.36 with libMathMore.so, following command can work.

$ cd $HOME/cern/root_v5.34.36
$ ./configure --prefix=$HOME/cern/root_v5.34.36 --etcdir=$HOME/cern/root_v5.34.36 --libdir=$HOME/cern/root_v5.34.36/lib --incdir=$HOME/cern/root_v5.34.36/include --enable-mathmore --with-cc=gcc-4.8 --with-cxx=g++-4.8 --with-ld=g++-4.8 --with-f77=gfortran-4.8 --enable-gsl-shared 

Before installation, some packages should be installed as below.

$ sudo apt-get install libgsl-dev gcc-4.8 g++4.8 gfortran-4.8