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double *sym_set_col_upper(sym_environment *env, int index, double value)
This routine is used to set the upper bound of a variable.
| 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 upper bound of the variable. |
| FUNCTION_TERMINATED_NORMALLY | Function invoked successfully. |
| FUNCTION_TERMINATED_ABNORMALLY | Function invoked unsuccessfully. |