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Re: Solve fails with this simple inequality problem

  • To: mathgroup at smc.vnet.net
  • Subject: [mg115680] Re: Solve fails with this simple inequality problem
  • From: Daniel Lichtblau <danl at wolfram.com>
  • Date: Tue, 18 Jan 2011 05:49:54 -0500 (EST)

David Skulsky wrote:
> A few observations:
> 
> 1. Meter=Floor[Sqrt[19]+7] is not an equation, it's an assignment. 
> Meter==Floor[Sqrt[19]+7] is an equation, for which the solution is 11.
> 
> 2. The solution to {Meter==11 && Meter < 6} is the empty set, so I think
> Mathematica is doing exactly what it should do.
> 
> 3. I would avoid using a symbol called "Meter" because there's a good chance
> it'll conflict with some other use of the symbol
> 
> David

I dunno. If some gal was simultaneously equal to 11 and less than 6, I 
might be curious to meter.

Daniel Lichtblau
Wolfram Research (and ducking for cover)


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