document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1208676>Question 1208676</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Why is the cardinality of the empty set { Ø } equal zero?  </SPAN>\n" );
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document.write( "The cardinality of a set is the number of elements in the set.<br><BR>\n" );
document.write( "The number of elements in the empty set is 0, so the cardinality of the empty set is zero.<br><BR>\n" );
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