Post #2735422
2026-05-10 14:45 UTC
@byorgey@mathstodon.xyz What's the conjugate of an integer partition?
Replies (1)
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@mjd@mathstodon.xyz 2026-05-10 14:53
@jer_gib@functional.cafe @byorgey@mathstodon.xyz He means the dual partition you get by turning the Ferrers diagram on its side. For example the dual of 8=1+3+4 is 8=1+2+2+3 where the 4 in the first partition means that the second partition has 4 parts, etc., and dually.