I don't think so. Usually you can tell from the context: # math and/or computer science texts? It's the regular ones. # pretty much elsewhere? It's the extend

I don't think so. Usually you can tell from the context: # math and/or computer science texts? It's the regular ones. # pretty much elsewhere? It's the extended ones. # threads about parsing HTML with regular expressions? People using both and insisting their version is the only correct one.