<div dir="ltr"><div dir="auto"><div>I'm not opposed. Should this be called dup or diagonal? What about larger tuples?</div><div><br></div><div>Side note:</div><div>\x -> (x,x) = join (,)</div><div><br><div class="gmail_quote"><div dir="ltr">On Sat, Oct 27, 2018, 6:03 PM Ivan Perez <<a href="mailto:ivan.perez@keera.co.uk" target="_blank">ivan.perez@keera.co.uk</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Dear all,<br>
<br>
The function \x -> (x,x) is very convenient when working with arrows.<br>
<br>
Would it be appropriate to add it to Data.Tuple?<br>
<br>
Cheers,<br>
<br>
Ivan<br>
<br>
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</blockquote></div></div></div>
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