User blog comment:DatoXx8/First post/@comment-30869823-20180818114827/@comment-36584283-20180818160153

the determinator equals the size of 1.mag

then define a function that,with input 1 would equal c

then take that function and set the input to b

=mag 2 

then take use that number as c

=mag 3

…

till mag a