why did john wallis the mathematician claim that if negetive numbers are less than zero they must be greater than infinity

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embizze | High School Teacher | (Level 2) Educator Emeritus

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Consider the function `f(x)=1/x` . As x tends to 0, the function increases without bound, so Wallis argues that as x crosses the y-axis the function continues increasing; thus these numbers are greater than infinity.