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by YouWhy 1243 days ago
I think the name was a play on both "Ericsson Language" and the name of Agner Krarup Erlang, who pioneered queuing theory (before it was known as such) to address the fundamental question of inter-exchange capacity planning.

The unit "erlang", for "1 busy circuit/resource" is named in honor of that research.

https://en.m.wikipedia.org/wiki/Agner_Krarup_Erlang