• Doctor xNo
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    02 years ago

    I suggest you Google “Projectively Extended Real Numbers”.

    • @[email protected]
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      12 years ago

      You mean this one?

      The projectively extended real number line is distinct from the affinely extended real number line, in which +∞ and −∞ are distinct.

      Now tell me, do we usually work with the projectively extended real numbers?