<P> Gabriel 's horn ( also called Torricelli 's trumpet ) is a geometric figure which has infinite surface area but finite volume . The name refers to the biblical tradition identifying the Archangel Gabriel as the angel who blows the horn to announce Judgment Day , associating the divine , or infinite , with the finite . The properties of this figure were first studied by Italian physicist and mathematician Evangelista Torricelli in the 17th century . </P>
<P> Gabriel 's horn ( also called Torricelli 's trumpet ) is a geometric figure which has infinite surface area but finite volume . The name refers to the biblical tradition identifying the Archangel Gabriel as the angel who blows the horn to announce Judgment Day , associating the divine , or infinite , with the finite . The properties of this figure were first studied by Italian physicist and mathematician Evangelista Torricelli in the 17th century . </P>
shape with finite volume and infinite surface area
shape with finite volume and infinite surface area
Gabriel 's horn
Gabriel 's horn