>Ok. there seems to be the mad scientist have decided to need parenthesis in this case. I'm 100% that we have done this different in school and university. I realy like things like that that end up in usless arguments with the teachers
>They simply should invent a new sign to distinct negative numbers from unary operator.

You wrong. My 13 years old daugter and my sister at university 3 bet with me. They know true answer. It seem we forget what they learned us at school... We're going to older... :)

A question. Is Agnes a man or woman name?