Thank you, Raul! Documentation keeps pointing me to NuVoc and I completely forgot about the extra details in the Dictionary. Great info. Thanks.
I just found this as well - https://code.jsoftware.com/wiki/Essays/Tacit_Expressions I'm good now. thank you. On Sat, Oct 23, 2021 at 3:30 PM Raul Miller <[email protected]> wrote: > https://www.jsoftware.com/help/dictionary/d631.htm > > x u&.v y ↔ vi (v x) u (v y) > > Here: > u is + > v is *: > vi is %: (or *:inv) > x is 3 > y is 4 > > So these are equivalent > 3 +&.*: 4 > %: (*:3) + (*: 4) > *:inv (*:3) + (*: 4) > > I hope this makes sense. > > -- > Raul > > On Sat, Oct 23, 2021 at 3:03 PM More Rice <[email protected]> wrote: > > > > Hello, > > > > (Sorry for the previous empty email - web page problem) > > > > please excuse another newbie question ... > > > > Ref: https://code.jsoftware.com/wiki/Vocabulary/starco > > > > pythag =: +&.*: > > 3 pythag 4 > > 5 > > > > + operated dyadically and acted on both x and y - ok. > > > > but how does *: know to act on x as well? Isn't pythag using the monadic > > definition of *: to square y only? > > > > so magical ... > > > > thank you for the pointer and have a great weekend. > > > > > > Maurice > > ---------------------------------------------------------------------- > > 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
