>> (and indeed mathematics requires >--More-- >> it to have meaning since >> "Let X be a number" requires da namcu. > >No. {da namcu} means "There is a number". "Let X be a number" >would have a different translation in Lojban, e.g. {la x. namcu}. I said it requires it, not that it translates it. La x. namcu cannot be true if noda namcu. lojbab