Relational operators may be represented between expressions using the notation shown in Table 4.5-1.
UTF-8: E2 89 A3
UTF-8: E2 8A 91
UTF-8: E2 8A 92
The characters ≣, ⊑ and ⊒ are only present in fonts that support the full set of Unicode characters. For example users of Microsoft tools will find these characters in the font called "Arial Unicode MS".