Talk:Proper convex function: Difference between revisions

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David Pal (talk | contribs)
Domain and effective ___domain
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m Maintain {{WPBS}} and vital articles: 1 WikiProject template. Create {{WPBS}}. Keep majority rating "Start" in {{WPBS}}. Remove 1 same rating as {{WPBS}} in {{Maths rating}}. Remove 1 deprecated parameter: field.
 
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Based on the definition of "proper", it ensures that for inf(sup) problem, the lower/upper bound always exists.
 
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== Domain and effective ___domain ==
 
The notation for ___domain (<math>\mbox{___domain}(f)</math>) and effective ___domain (<math>\mbox{dom}(f)</math>) can be easily confused by a novice. Whenever possible I explicitly use <math>X</math> instead of ___domain. <!-- Template:Unsigned --><small class="autosigned">—&nbsp;Preceding [[Wikipedia:Signatures|unsigned]] comment added by [[User:David Pal|David Pal]] ([[User talk:David Pal#top|talk]] • [[Special:Contributions/David Pal|contribs]]) 22:59, 8 December 2023 (UTC)</small> <!--Autosigned by SineBot-->