Hi bob, that's the problem (I think I was not clear): I want to read the output from another program that makes symbolic calculations and I don't want to have to read huge expressions just to parenthesise them correctly.
On Thu, Aug 1, 2013 at 7:31 PM, bob therriault <[email protected]>wrote: > Hi Eelvex, > > I think that the monadic primitive Do (".) may be the answer, although you > would need to use parenthesis to get the order of execution that you would > like. > > a=.2 > b=.3 > ".'a*b+b*a' > 18 > ".'(a*b)+b*a' > 12 > > Cheers, bob > > On 2013-08-01, at 9:22 AM, EelVex wrote: > > > Is there a verb in the library to read "paper math" into J expressions? > > > > Eg. > > a =: 2 > > b =: 3 > > read 'a * b + b * a' > > 12 > > ---------------------------------------------------------------------- > > For information about J forums see http://www.jsoftware.com/forums.htm > > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
