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'''Gabriel's horn''' is the [[surface]] obtained by revolving the [[graph]] of <math>y = 1/x</math> for <math>x \geq 1</math> about the <math>x</math>-axis. It has [[infinity|infinite]] [[area]], but encloses a [[finite]] [[volume]] of pi <math>\mathrm{units}^3</math>.  

 

'''Gabriel's horn''' is the [[surface]] obtained by revolving the [[graph]] of <math>y = 1/x</math> for <math>x \geq 1</math> about the <math>x</math>-axis. It has [[infinity|infinite]] [[area]], but encloses a [[finite]] [[volume]] of 3 <math>\mathrm{cubits}^3</math>. It will be blown by the [[gabriel | Archangel Gabriel]] to announce the [[eschatology|Day of Judgement]].

[[Category:Mathematics]]

[[Category:Mathematics]]