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Re: How to =B1?

  • To: mathgroup at
  • Subject: [mg103687] Re: How to =B1?
  • From: "M.Roellig" <markus.roellig at>
  • Date: Fri, 2 Oct 2009 08:25:08 -0400 (EDT)
  • References: <ha2113$n6o$>


check the Error Propagation Package by Markus Lischka:

You should also take a look at the documentation for Interval.
There is an article about Interval Arithmetic in Mathematica in the
Mathematica Journal:



On 1 Okt., 12:41, olliH <oliver.hofh... at> wrote:
> Hi how do I make an expression with the =B1 Operator?
> In = x =B1 1
> Out = {x+1,x-1}
> (=B1 is the plus/minus symbol if this does not show up
> properly - moderator)

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