Figure 5.1 shows a picture of the ILOG CPLEX world. The ILOG CPLEX Callable Library together with the ILOG CPLEX database make up the ILOG CPLEX core. The core becomes associated with your application through Callable Library routines. The ILOG CPLEX environment and all problem-defining data are established inside the ILOG CPLEX core.
Figure 5.1 A View of the CPLEX Callable Library
The ILOG CPLEX Callable Library includes several categories of routines: