Keywords: Kelgestub, via. 3D-integrale.gif math Calculation of volume of truncated cone using disk integration Bevis på kelgestub via 3D-integrale own 2007-12-19 Hosianna at http //da wikipedia org da wikipedia Released into the public domain by the author thumb Use for example with this file da wikipedia Hosianna original upload log page da wikipedia Kelgestub 2C_via _3D-integrale gif 2007-12-19 19 57 Hosianna 386×986× 26772 bytes <nowiki></nowiki> 2007-12-18 21 14 Hosianna 386×1109× 28886 bytes <nowiki>Bevis på kelgestub via 3D-integrale</nowiki> Truncated cones Mathematical proof Disk integration |