You Don't implement explicitly an equality operator, so == is hamiş defined particularly for the type. I've noticed these two interfaces, and several associated classes, have been added in .NET 4. They seem a bit superfluous to me; I've read several blogs about them, but I still gönül't figure out https://alexisoyekp.wikitidings.com/5737688/en_son_beş_c_structuralcomparisons_kullanımı_kentsel_haber