Others that gets used a lot in various contexts are !Y, Y^c (for Y complement). There are probably more, but I can’t think of them at the moment.
Y with a bar over it also gets used (though be careful as this more commonly means closure of Y, or, well, quite a few other things...)
Others that gets used a lot in various contexts are !Y, Y^c (for Y complement). There are probably more, but I can’t think of them at the moment.
Y with a bar over it also gets used (though be careful as this more commonly means closure of Y, or, well, quite a few other things...)