More precise phrasings of the questions are needed for them to work. Even just allowing the rationals makes most (all that I've seen) of these sorts of tricks f

More precise phrasings of the questions are needed for them to work. Even just allowing the rationals makes most (all that I've seen) of these sorts of tricks fail. It could be an interesting problem to find such tricks in the Surreal numbers, since that's the most general form of number (ordered field).