document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1112711>Question 1112711</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Explain why the relation between your classmates and their email addresses may not be a<BR>\n" );
document.write( "function. What about phone numbers and Social Security Numbers? </SPAN>\n" );
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document.write( "Some of your classmates might have more than one email address.  If so, then the relation between your classmates and their email addresses is not a function.<br><BR>\n" );
document.write( "They can also have more than one phone number, so the relation between them and their phone numbers might not be a function.<br><BR>\n" );
document.write( "But nobody should have more than one social security number, so the relation between your classmates and their social security numbers should be a function.  If it is not, then there is some fraud going on.... </SPAN>\n" );
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