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File:Directed set, but no join semi-lattice.png

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Directed_set,_but_no_join_semi-lattice.png (252 × 263 pixels, file size: 1 KB, MIME type: image/png)

Summary

Description
English: Shows a directed set (i.e. each two members have a common upper bound) w.r.t. the partial order "bitwise ≤" on 4-bit numbers, which is not a join-semilattice (since 1000 and 0001 have no least common upper bound).
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Source Own work
Author Jochen Burghardt

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Original upload log

Date/Time Dimensions User Comment
21 September 2013, 23:00:29 252 × 263 (1560 bytes) Jochen Burghardt (talk · contribs) {{Information |Description ={{en|1=Shows a directed set (i.e. each two members have a common upper bound) w.r.t. the partial order "bitwise ≤" on 4-bit numbers, which is not a join-semilattice (since 1000 and 0001 have no least common upper bound)...

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22 September 2013

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Date/TimeThumbnailDimensionsUserComment
current14:51, 4 January 2015Thumbnail for version as of 14:51, 4 January 2015252 × 263 (1 KB)GifTaggerBot: Converting file to superior PNG file. (Source: Directed_set,_but_no_join_semi-lattice.gif). This GIF was problematic due to non-greyscale color table.

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