It doesn’t have an exact representation in either Float32 or Float64.
julia> BigFloat(312.09)
312.08999999999997498889570124447345733642578125
julia> BigFloat(312.09f0)
312.089996337890625
It doesn’t have an exact representation in either Float32 or Float64.
julia> BigFloat(312.09)
312.08999999999997498889570124447345733642578125
julia> BigFloat(312.09f0)
312.089996337890625