It does work in Julia though and is only a pull request away from becoming part of the language: julia> const ⩶ = === === (built-in function) julia> const ⩵

It does work in Julia though and is only a pull request away from becoming part of the language: julia> const ⩶ = === === (built-in function) julia> const ⩵ = == == (generic function with 171 methods) julia> 1 ⩶ 1 true julia> 1 ⩵ 2 false