User blog comment:Eners49/New notation idea?/@comment-33713741-20180816220207/@comment-35532815-20180817003407

Yes, sorry i didnt fix that.

The original version was supposed to be {a, b} = {{{{...{{{a}}}...}}}, b-1} with a curly brackets, but someone told me that was wrong and wasnt making any progress, and that i was supposed to fix it. Just treat it as the original versoin for now