How to pronounce“eqn”in English

believe actually even now that with the aid of eqn as of 1972 vintage you could

been working on over the years and so it had mathematical expressions in it using EQN it had tables of things like

that the sort of mathematics type setting you could do with using eqn to

semantic actions on it and that existence of 'yacc' led to a whole bunch of different interesting tools in the UNIX environment; 'eqn' which we talked about