Re: this expression doesn't do what I expected - what's wrong?

*To*: mathgroup at smc.vnet.net*Subject*: [mg68976] Re: this expression doesn't do what I expected - what's wrong?*From*: "Chris Chiasson" <chris at chiasson.name>*Date*: Sat, 26 Aug 2006 02:03:59 -0400 (EDT)*References*: <acbec1a40608241023i4980bbc1m8e49019485597094@mail.gmail.com>*Sender*: owner-wri-mathgroup at wolfram.com

Nevermind, I realized what was wrong when I went to take a second crack at my "pattern match and formatting challenge". I was using StringExpression instead of the infix form of Prepend. On 8/24/06, Chris Chiasson <chris at chiasson.name> wrote: > In[1]:= > Table[Unevaluated[Sequence[{X[C][i],Y[C][i]}]],{i,4}]~~ > Prepend~~"Corner (Geometric) Variable" > > Out[1]= > {{X[C][1],Y[C][1]},{X[C][2],Y[C][2]},{X[C][3],Y[C][3]},{X[C][4], > Y[C][4]}}~~Prepend~~Corner (Geometric) Variable > > I expected the result of the following command, because the two forms > of input should parse to an identical expression, AFAIK: > > In[2]:= > Prepend[Table[ > Unevaluated[Sequence[{X[C][i],Y[C][i]}]],{i, > 4}],"Corner (Geometric) Variable"] > > Out[2]= > {Corner (Geometric) Variable,{X[C][1],Y[C][1]},{X[C][2],Y[C][2]},{X[C][3], > Y[C][3]},{X[C][4],Y[C][4]}} > > What's wrong? > > > > -- > http://chris.chiasson.name/ >