On 26.06.2014, at 10:15, Christophe Demarey <christophe.dema...@inria.fr> wrote:

> Hi,
> 
> I would like to make a suggestion that may lead to a long debate but let's 
> go: What do you think about deprecating ~= and replace it with != for example?
> Why? In mathematics the symbol ~ is used for equivalence. To me (and I think 
> any newcomer to Smalltalk) the first guess of the meaning of ~= is equivalent 
> to => missed. The meaning is totally different: "Answer whether the receiver 
> and the argument do not represent the same object.”

+1
But then I also want to suggest #!== for negating identity.

> 
> I never used this method because it is too confusing for me. I prefer to use 
> (a = b) not or (a = b) ifFalse:.
> So, the discussion is open ...
> 
> Christophe


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