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My point was that you can only divide one rational by another to produce a new rational if the denominator is nonzero. This is not what it says in the book, so
by crntaylor 14y ago
My point was that you can only divide one rational by another to produce a new rational if the denominator is nonzero.
This is not what it says in the book, so there's potential for a newbie to get confused (and anyone reading the book in order to learn from it is, by definition, a newbie).
- Dove 14y agoOh, then that seems like a pretty pedantic worry. You can't divide by zero in any context; even children know that. It's such an obvious exception that it didn't even occur to me that's what you thought was wrong with the statement.