It seems to me it can already be expressed by inserting an extra slider leg in the same direction for making up the difference. Like [R?fR-isR] for a hook mover limited to the forward quarter sector.
I don't think it is a good idea to invest in (and spend resources) merely simplifying cases that almost never occur.
Do there exist pieces that need this?
It seems to me it can already be expressed by inserting an extra slider leg in the same direction for making up the difference. Like [R?fR-isR] for a hook mover limited to the forward quarter sector.
I don't think it is a good idea to invest in (and spend resources) merely simplifying cases that almost never occur.