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Re: Mathematica daily WTF

  • To: mathgroup at smc.vnet.net
  • Subject: [mg115082] Re: Mathematica daily WTF
  • From: Richard Fateman <fateman at cs.berkeley.edu>
  • Date: Thu, 30 Dec 2010 04:13:02 -0500 (EST)
  • References: <ifcnhn$bai$1@smc.vnet.net> <iff45b$r5s$1@smc.vnet.net>

On 12/29/2010 2:56 AM, David Bailey wrote:

>
> Copying attributes and usage messages would undoubtedly take additional
> machine cycles - even if neither was present - and does it really make
> sense to use those cycles on every assignment just to clean up contrived
> examples of this sort?

How about if there were a different assignment operator, say

foo :== bar

which, if bar were a symbol and not an expression or number, would copy 
over the attributes etc?

RJF


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