Doubling the cube cube involve neusis, the cissoid of Diocles, the conchoid of Nicomedes, or the Philo line. Archytas solved the problem in the 4th century BC using geometric construction in three dimensions, determining a certain point as the intersection of three surfaces of revolution. False claims of doubling the cube with compass and straightedge abound in mathematical crank literature (pseudomathematics). Origami may also be used to construct the cube root of two by folding paper. There is a simple neusis construction using a marked ruler for a length which is the cube root of 2 times another length. Then AG is the
The Root chorus "feeds back into itself over and over again, turning from a hook into a mantra into a gospel affirmation". In the promotional EPK for "Voodoo", D'Angelo discussed the therapeutic nature of recording "The Root", stating "It was kinda therapeutic for me to do this song. It kinda help me get over, because I'm so pathetic in the song. You know what I mean? That's what 'The Root' is. She got it on me. And I'm just fucked up. It was good for me to get over that. It was hard for me sometimes to do that song. To record