ozkan12 Messages 145 Reaction score 0 Thread starter Aug 2, 2015 #1 for A$\subset$ B max A $\le$ sup B ? is it true ?
Ackbach Gold Member MHB Messages 4,148 Reaction score 94 Aug 3, 2015 #2 Is the maximum defined for $A$? Regardless, it is true that if $A\subseteq B$, then $\sup A\le \sup B$.
Is the maximum defined for $A$? Regardless, it is true that if $A\subseteq B$, then $\sup A\le \sup B$.