Analyser: discard any external variable which is or is equivalent to the VOI.
Analyser: discard any external variable which is or is equivalent to the VOI.

hsorby/libcellml,cellml/libcellml,hsorby/libcellml,cellml/libcellml,cellml/libcellml,cellml/libcellml,hsorby/libcellml,hsorby/libcellml,nickerso/libcellml,nickerso/libcellml,nickerso/libcellml,nickerso/libcellml