Re: Lists: Row Vectors vs. Column Vectors. (feels like such a silly

*To*: mathgroup at smc.vnet.net*Subject*: [mg110221] Re: Lists: Row Vectors vs. Column Vectors. (feels like such a silly*From*: "Kevin J. McCann" <Kevin.McCann at umbc.edu>*Date*: Wed, 9 Jun 2010 07:19:40 -0400 (EDT)*References*: <hul8be$if4$1@smc.vnet.net>

However, a = Range[5] a.a gives the dot product, but Transpose[a].a doesn't work. Since I do this a lot, I agree with the sense of the original post that some of the matrix/vector operations are not very user friendly. Kevin David Park wrote: > What about: > > vector = Range[5]; > MatrixForm[vector, TableDirections -> Row] > > (1 2 3 4 5 ) > > > David Park > djmpark at comcast.net > http://home.comcast.net/~djmpark/ > > > From: telefunkenvf14 [mailto:rgorka at gmail.com] > > > Group: > > I'm trying to understand the *reasoning* behind Mathematica's treatment of > lists, rows and columns. Basically, I feel like I'm in a weird place--- > I get what's going on well enough to translate various econometric > examples, but I wouldn't be able to clearly explain Mathematica's behavior > to > someone previously exposed to matrix programming in Gauss, SAS IML, > etc. > > Can someone explain why a list does not display in MatrixForm as a > row?---It's ok if the answer is computer sciency. I'll take some advil > before I attempt to digest any answers. :) > > -RG > > >