Thanks! But why does the original version not work? Since it was mentioned in a paper, I expected that syntax to be working. Has there been a change in J601?
In general, if I want to print the arguments sent to a verb, what should I do? Meanwhile, I shall check the fndisplay.ijs.... On 10/5/06, Henry Rich <[EMAIL PROTECTED]> wrote:
Use f 'x' . For a similar tool, see ...\system\packages\misc\fndisplay.ijs . Henry Rich > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of > Yuvaraj Athur Raghuvir > Sent: Thursday, October 05, 2006 2:45 AM > To: Programming forum > Subject: [Jprogramming] Stumped on verbs that print... > > In the article [1] John Howland introduces math_pat as > math_pat =: 3 : 0 > '''',y.,'('',y.,'')''',LF,':',LF,'''',y.,'('',x.,'','',y.,'')''' > ) > > Changing this to J6 syntax, I have > math_pat =: 3 : 0 > '''',y,'('',y,'')''',LF,':',LF,'''',y,'('',x,'','',y,'')''' > ) > math_pat 'f' > 'f(',y,')' > : > 'f(',x,',',y,')' > With this I defined > f =: (3 : (math_pat 'f')) :. (3 : (math_pat 'f_inv')) > I expected that > f x > f(x) > Instead, after enabling all possible display formats I get > f x > f x > --T-â > âfâxâ > L-+-- > -- f > -+- x > f x > > How can I get the desired parenthetic format? I want to study the J > function composition rules using this technique. > > ~Yuva > > [1] http://www.cs.trinity.edu/~jhowland/math-talk/functional/ > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
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