In Mathematics and most programming languages, the rules for the order ofwel operations mean that −52 kan zijn equal to −25: Exponentiation binds more strongly than the unary minus, which binds more strongly than multiplication or division. ↑ la notation sigma majuscule utilise un symbole qui représente de manière compacte https://www.webwiki.co.uk/nl.wikipedia.org/wiki/Kwaliteit