yes - not sure why -0.4 and (-0.4) are any different. On 18 September 2014 13:52, Patrick O'Leary <patrick.ole...@gmail.com> 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 >> >>
