README file updated

README.md

@@ -1,54 +1,50 @@
+# CoinIpopt
+This is an implementation of an interior-point algorithm with a line-search method for nonllinear optimization. 
 
-To install this package, please look at the INSTALL file. 
+This package contains several subdirectories corresponding to [COIN-OR projects](www.coin-or.org). The AUTHORS, LICENSE and README files in 
+each of the subdirectories give more information about these projects. More detailed documentation can be found at https://coin-or.github.io/Ipopt/ and 
+this implementation is described by the following paper:
+* Wächter, A., Biegler, L. On the implementation of an interior-point filter line-search algorithm for large-scale nonlinear programming. Math. Program. 106, 25–57 (2006). https://doi.org/10.1007/s10107-004-0559-y
 
-This package contains several subdirectories corresponding to COIN-OR
-projects (www.coin-or.org). The AUTHORS, LICENSE and README files in 
-each of the subdirectories give more information about these projects.
+## Installation guide
 
-doc: https://coin-or.github.io/Ipopt/
+Follow the instructions to guide your installation of CoinIpopt
 
-cd /home/${USER}/CoinIpopt
-
- ## Debug
+```Bash
+cd /home/${USER}
+git clone https://github.com/zohannn/CoinIpopt.git
+cd CoinIpopt
+```
 
+### Debug
+Install the debug version
+```Bash
 mkdir Debug
-
 ./configure --with-hsl=no --enable-debug --prefix=/home/${USER}/CoinIpopt/Debug
-
 make
-
 make test
-
 make install
-
 make install-doxydoc
-
 mkdir /home/${USER}/CoinIpopt/Debug/include/extra
-
 cp /home/${USER}/CoinIpopt/Ipopt/src/LinAlg/TMatrices/IpGenTMatrix.hpp /home/${USER}/CoinIpopt/Debug/include/extra/IpGenTMatrix.hpp
-
 cp /home/${USER}/CoinIpopt/Ipopt/src/LinAlg/TMatrices/IpSymTMatrix.hpp /home/${USER}/CoinIpopt/Debug/include/extra/IpSymTMatrix.hpp
+```
 
-
-## Release
-
+### Release
+If you have previously built the Debug version, then run the following command first:
+```Bash
 make clean
-
+```
+Install the release version
+```Bash
 mkdir Release
-
 ./configure --with-hsl=no --disable-shared --prefix=/home/${USER}/CoinIpopt/Release
-
 make
-
 make test
-
 make install
-
 make install-doxydoc
-
 mkdir /home/${USER}/CoinIpopt/Release/include/extra
-
 cp /home/${USER}/CoinIpopt/Ipopt/src/LinAlg/TMatrices/IpGenTMatrix.hpp /home/${USER}/CoinIpopt/Release/include/extra/IpGenTMatrix.hpp
-
 cp /home/${USER}/CoinIpopt/Ipopt/src/LinAlg/TMatrices/IpSymTMatrix.hpp /home/${USER}/CoinIpopt/Release/include/extra/IpSymTMatrix.hpp
+```