<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""><div><blockquote type="cite" class=""><div class="">On 18 Jul2021, at 1:29 PM, Nitecki, Zbigniew H. <<a href="mailto:Zbigniew.Nitecki@tufts.edu" class="">Zbigniew.Nitecki@tufts.edu</a>> wrote:</div><br class="Apple-interchange-newline"><div class="">
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<div class="" style="word-wrap:break-word; line-break:after-white-space">What I thought was a simple macro definition is yielding puzzling results.
<div class="">The full testfiles are attached below. Bottom line:</div>
<div class="">with these definitions</div>
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\newcommand{\dist}[2]{\ensuremath{\operatorname{dist}(#1,#2)}}% distance function</div>
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\newcommand{\distsub}[1]{\ensuremath{\operatorname{dist}_{#1}}}%subscripted distance name </div>
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\newcommand{\dists}[3]{\ensuremath{\distsub{#1}(#2,#3)}}%subscripted distance function</div>
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\newcommand{\distX}[1]{\ensuremath{\distsub{X}}}</div>
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\newcommand{\distY}[1]{\ensuremath{\distsub{Y}}}</div>
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<font face="Helvetica" size="3" class="" style="font:normal normal normal 12px/normal Helvetica">why are my closing parentheses (not part of the macro) dropped?</font></div>
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Zbigniew Nitecki</font></div>
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<span id="cid:8AF4A6E719C9BB43AF59FEBAB0437280@namprd05.prod.outlook.com"><disttest-2.tex></span><span id="cid:FC72B108B098DC458340466ADAC2B37D@namprd05.prod.outlook.com"><disttest-2.log></span><span id="cid:f63e51e6-720f-4b24-a0b3-591bc672f691@namprd05.prod.outlook.com"><disttest-2.pdf></span>----------- Please Consult the Following Before Posting —————</div></blockquote><br class=""></div><div>Luis Sequeira alraedy pointed out the source of the error, namely, the spurious “<font face="Courier" class="">[1]</font>” in the definitions of \distX and \disY.</div><div><br class=""></div><div>Here I wanted to point out that you may need to adjust the spacing, since <font face="Courier" class="">(X, \distX) </font>gives, to my eye, too much space before the closing parenthesis. By contrast, something like...</div><div><br class=""></div><div><font face="Courier" class=""><span class="Apple-tab-span" style="white-space:pre"> </span>\newcommand{\distone}{\ensuremath{\distsub{1}}}</font></div><div><br class=""></div><div>…used, say, in "<font face="Courier" class="">$(X,\distone)</font>$”, looks OK to me.</div><br class=""><div class="">
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