Proof: Difference between revisions
J: bug fix
(J: show some (boring but relevant) output) |
(J: bug fix) |
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Line 444:
exists_in=: 1&e.@e.
induction=:4 :0
3 :'(y)=:?~#all'&.>;:x
assert (#all) > #;._1 LF,y
assert 0 = # y -.&;: LF,defined,x
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