The value comparison operators (eq, lt, etc.) are designed for comparing single values (i.e. sequences of one value each). The general comparison operators (=, <, etc.) are designed for comparing sequences of more than one value.

E. Wray Johnson

On Dec 13, 2018, at 4:16 AM, Leo Studer <leo.studer@varioweb.ch> wrote:

Hello

Could someone explain me why this woks

//country[@population = max(//@population)]/name

Whereas this does not

//country[@population eq max(//@population)]/name

Thanks in advance
Leo