Talk:Railway circuit: Difference between revisions

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::: Why eliminate a mirror image if it is not identical to its other-handed version? --[[User:Wherrera|Wherrera]] ([[User talk:Wherrera|talk]]) 17:17, 5 July 2022 (UTC)
:::: Because the task specifically requires it: "Duplicates, either by symmetry, translation, '''reflexion,''' or rotation must be eliminated." --[[User:Katzenbaer|Katzenbaer]] ([[User talk:Katzenbaer|talk]]) 21:50, 5 July 2022 (UTC)