Haha, yeah, forgot about that.

On Thursday, September 18, 2014 8:00:13 AM UTC-5, Ivar Nesje wrote:
>
> Operator precedence makes them parse very different.
>
> *julia> **:(-0.4^-2.5)*
>
> *:(-(0.4^-2.5))*
>
>
> kl. 14:54:26 UTC+2 torsdag 18. september 2014 skrev Florian Oswald 
> følgende:
>>
>> yes - not sure why -0.4 and (-0.4) are any different.
>>
>> On 18 September 2014 13:52, Patrick O'Leary <[email protected]> wrote:
>>
>>> Seems like the literal -0.4^2.5 should throw the same error, though?
>>>
>>>
>>> On Thursday, September 18, 2014 6:42:56 AM UTC-5, Tim Holy wrote:
>>>>
>>>> http://docs.julialang.org/en/latest/manual/faq/#why-does-
>>>> julia-give-a-domainerror-for-certain-seemingly-sensible-operations 
>>>>
>>>> On Thursday, September 18, 2014 03:24:00 AM Florian Oswald wrote: 
>>>> > # define a variable gamma: 
>>>> > 
>>>> > gamma = 1.4 
>>>> > mgamma = 1.0-gamma 
>>>> > 
>>>> > julia> mgamma 
>>>> > -0.3999999999999999 
>>>> > 
>>>> > # this works: 
>>>> > 
>>>> > julia> -0.399999999999^2.5 
>>>> > -0.10119288512475567 
>>>> > 
>>>> > # this doesn't: 
>>>> > 
>>>> > julia> mgamma^2.5 
>>>> > ERROR: DomainError 
>>>> > in ^ at math.jl:252 
>>>>
>>>>
>>

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