Yep Mike, you are absolutely right. I sometimes use it like a collaborator who might not always be right, but gives me a starting point for conversion. Most of the time, I just use tacit conversion as a way to exercise my understanding of the verb, so it is better for me to work without my 'collaborator'.
Cheers, bob > On Mar 15, 2021, at 06:11, 'Mike Day' via Programming > <[email protected]> wrote: > > Henry’s pointed out that 13 : ... has bugs. It’s very useful for quick > tacitisation, but > it’s always advisable to check the resulting verb. > > Mike > > Sent from my iPad > >> On 15 Mar 2021, at 12:00, 'Bo Jacoby' via Programming >> <[email protected]> wrote: >> >> Hi Bob >> Thank you very much! >> Bo. >> >> Den søndag den 14. marts 2021 20.52.23 CET skrev 'robert therriault' via >> Programming <[email protected]>: >> >> Hi Bo, >> >> By hand I came up with >> >> h=. (i ^ [: - [) * (i=.i.9) !~ ] >> 6 h 4 >> 0 0 0 0 0.000244141 0.00032 0.000321502 0.000297495 0.000267029 >> >> which works, but I prefer to separate out the constant under the separate >> name of int, to make the N V V a bit more clear in the dyadic forks >> int=. i. 9 >> h1=. (int ^ [: - [) * int !~ ] >> 6 h1 4 >> 0 0 0 0 0.000244141 0.00032 0.000321502 0.000297495 0.000267029 >> >> Long story short, for me 13 : is useful, but it is not always correct and I >> find that in going from explicit to tacit manually, I learn a lot more about >> the structure of the verb than if I just apply 13 : >> >> Cheers, bob >> >> >>> On Mar 14, 2021, at 11:11, 'Bo Jacoby' via Programming >>> <[email protected]> wrote: >>> >>> f=. 4 : '(i^-x)*y!i=.i.9' NB. some program >> >> ---------------------------------------------------------------------- >> 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 ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
