Catmull–Clark subdivision surface: Difference between revisions

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(J: partial bugfix)
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=={{header|J}}==
=={{header|J}}==

FIXME: result points do not correspond to sample data on talk page (I have factors of 3/4 where sample has 2/3).


<lang j>havePoints=: e."1/~ i.@#
<lang j>havePoints=: e."1/~ i.@#