Re: RE: symbols to separate characters in a variable
- To: mathgroup at smc.vnet.net
- Subject: [mg42115] Re: [mg42066] RE: [mg42059] symbols to separate characters in a variable
- From: Selwyn Hollis <selwynh at earthlink.net>
- Date: Thu, 19 Jun 2003 03:59:56 -0400 (EDT)
- Sender: owner-wri-mathgroup at wolfram.com
An ellipsis works too. You can even type that with a simple keystroke... well, at least if you have a Mac. ----- Selwyn Hollis http://www.math.armstrong.edu/faculty/hollis On Wednesday, June 18, 2003, at 02:10 AM, David Park wrote: > David, > > The straight underscore is used to designate patterns in Mathematica > and so > can't be used as a character in a Symbol name. > > You could use the UnderBracket from the CompleteCharacters palette > under > Letter Like Forms, Textual Forms. It can also be entered by esc u[ > esc. or > by \[UnderBracket]. > > You may not find it worth all the typing. Rather than using spacing > under > brackets, Mathematica programmers tend to use long names, such as > vehicleSpeed. > > In any case you should be aware of the command completion feature of > Mathematica. Once you have used a symbol such as ab\[UnderBracket]cd, > or > vehicleSpeed, Mathematica remembers it. Then if you type ab Ctrl K, > Mathematica will complete the name if it is the only symbol starting > with > ab, or it will give you a list of all the symbols starting with ab to > choose > from. > > David Park > djmp at earthlink.net > http://home.earthlink.net/~djmp/ > > From: cyberdude [mailto:quake_earthNOSPAM at hotmail.com] To: mathgroup at smc.vnet.net > To: mathgroup at smc.vnet.net > > Hi, > > In mathematica, I try to separate characters in a variable by '_' but > that seems to be problematic. For example, > > > In[1]:= ab_cd=1 > > Set::patset: Warning: ab_cd in assignment ab_cd = 1 > represents a named pattern; use symbol::tag to represent a message > name. > > > In[2]:= ab_cd > > > > ab_cd in In[2] doesn't return 1. It looks like a problem. Can it be > overcome? > > Are there other symbols that can separate characters in a variable to > let > the characters look 'not packed closely together'? Thank you in > advance. > > > David >