Compact interval
= Compact interval
A <compact interval> in the <real numbers> is either the empty <set> or a closed bounded <interval (mathematics)> $[a,b]$ with $a\leq b$. Its <compactness> follows from the <Heine-Borel theorem>.
= Compact interval
A <compact interval> in the <real numbers> is either the empty <set> or a closed bounded <interval (mathematics)> $[a,b]$ with $a\leq b$. Its <compactness> follows from the <Heine-Borel theorem>.