See https://github.com/JuliaLang/julia/issues/5561 and the other one linked from there.
On Wed, Oct 22, 2014 at 4:27 PM, Arch Call <[email protected]> wrote: > Notice how the constant "pi" causes an error in rad2deg(). > > I would think that this is a common use case for this function. > Also notice how if it was multiplied by 1.0 and error did not happen. > > This is happening in in Version 0.3.1. > > ...Archie > > > julia> pi > π = 3.1415926535897... > > julia> rad2deg(pi) > ERROR: `convert` has no method matching convert(::Type{MathConst{:π}}, > ::Float64 > ) > in rad2deg at math.jl:81 > > julia> rad2deg(1.0 * pi) > 180.0 >
