Yes I guess it could be replaced by u”_1”_1 _
I would guess it is the intended behavior as b.0 reports infinite rank, but that is what I find strange. Louis > On 07 Aug 2017, at 16:47, Xiao-Yong Jin <jinxiaoy...@gmail.com> wrote: > > I remembered I had problem with this and ended up specifying both left and > right rank. > > JVERSION > Engine: j806/j64avx/darwin > Beta-4: commercial/2017-06-27T12:55:06 > Library: 8.06.03 > Platform: Darwin 64 > Installer: J806 install > InstallPath: /applications/j64-806 > Contact: www.jsoftware.com > +"_1 _ b.0 > _ _ _ > +"_1 _/~i.3 > 0 1 2 > 1 2 3 > 2 3 4 > > I'm not sure if it is the intended behavior. > > >> On Aug 7, 2017, at 3:40 PM, Louis de Forcrand <ol...@bluewin.ch> wrote: >> >> +"0/~ i.3 >> 0 1 2 >> 1 2 3 >> 2 3 4 >> +"_1/~ i.3 >> 0 2 4 >> +"0 b.0 >> 0 0 0 >> +"_1 b.0 >> _ _ _ >> >> I understand that this is dictionary compliant: >> >> "In general, each cell of x is applied to the entire of y . Thus x u/ y is >> equivalent to x u"(lu,_) y where lu is the left rank of u ." >> >> +"_1 b.0 >> _ _ _ >> >> So u"_1/ -: u"_ _ . Wouldn’t it be better though if u"_1/ -: u"_1 _ , >> or if (u”_1 b.0) -: _1 _1 _1 (or any other negative rank)? >> I ran into this while trying to use ,"_1/ , which I can replace by >@{@,&< , >> but I still find this strange. >> >> Louis >> >> ---------------------------------------------------------------------- >> 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