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sym_set_col_lower 

double *sym_set_col_lower(sym_environment *env, int index, double value)

Description:

This routine is used to set the lower bound of a variable.

Arguments:

sym_environment *env INOUT Pointer to the SYMPHONY environment.
int index IN Index of the variable. Note that, it has to be at most the number of columns.
double value IN New lower bound of the variable.

Return values:

FUNCTION_TERMINATED_NORMALLY Function invoked successfully.
FUNCTION_TERMINATED_ABNORMALLY Function invoked unsuccessfully.