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The routine returns a zero on success, and a nonzero if an error occurs.
int CPXdualwrite (CPXCENVptr env, CPXCLPptr lp, const char *filename_str, double *objshift_p); |
The pointer to the CPLEX environment as returned by CPXopenCPLEX()
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A pointer to a CPLEX problem object as returned by CPXcreateprob()
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A character string containing the name of the file to which the dual problem should be written.
status = CPXdualwrite (env, lp, "myfile.dua", &objshift); |