I am using eclipse and jboss server.I am successful in calling R from java using Rserve. Now i want to solve lpp (linear programming). For this i require rglpk package how to write the java program to include the rglpk package or to solve the lpp. this is the small program which i tried c.assign("x", a); REXP z = c.eval("sqrt(x)"); it worked But i dont know how to or when to use REXP or RLIST Is there any tutorial/manual/documentation which will be useful? -- View this message in context: http://www.nabble.com/how-to-intergrate-rglpk-with-Rserve-tp26055797p26055797.html Sent from the R help mailing list archive at Nabble.com.