https://www.jsoftware.com/help/dictionary/dpco.htm or https://code.jsoftware.com/wiki/Vocabulary/pco
0 p: y is supposed to be -. 1 p: y
But, currently (j903), 0 p: y is the same as 1 p: y
That said, I should perhaps note that I was looking for a "composite"
test -- a concise way of expressing {{ (1 < y) * 0 = 1 p: y }}
FYI,
--
Raul
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