> To avoid the fills, you must use boxing, as you suggest. > > 3 4 f2&.>~ 2 3 <@f1 4 > +---+---+ > |4 3|4 4| > |5 3|5 4| > | |6 4| > +---+---+ > > Henry Rich
Henry, but it's seem to be somewhat expensive, performance wise,
according to your book? Does it mean J forces you to have a
performance penalty here, or the whole program design isn't good?
Alexander
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