e04wlc is used to get the value of a double optional parameter.
e04wlc can be used before or after calling
e04wdc.
e04wlc obtains the current value of a double option. For example
e04wlc ("LU Factor Tolerance", &factol, &state, &fail);
will result in the value of the optional parameter
being output in
factol.
A complete list of optional parameters, their abbreviations, synonyms and default values is given in
Section 12 in
e04wdc.
None.
Not applicable.
None.