Infinity symbol Infinity symbol The infinity symbol (sometimes called the lemniscate) is a mathematical symbol representing the concept of infinity. The shape of a sideways figure eight has a long pedigree; for instance, it appears in the cross of Saint Boniface, wrapped around the bars of a Latin cross. However, John Wallis is credited with introducing the infinity symbol with its mathematical meaning in 1655, in his "De sectionibus conicis". Wallis did not explain his choice of this symbol, but it has been conjectured to be a variant form of a Roman numeral for 1,000 (originally CIƆ, also CƆ), which was sometimes
The Sky Moves Sideways The Sky Moves Sideways The Sky Moves Sideways is the third studio album by British progressive rock band Porcupine Tree, first released in February 1995. "The Sky Moves Sideways" has been compared to Pink Floyd's "Wish You Were Here" because of their similar structure; both albums have extended pieces at the beginning and end, which are the halves of a single song. The track "Moonloop" is an edited and overdubbed version of a 40-minute improvisation by the full live band recorded at the Doghouse studio on 28 June 1994; a section unused on the album featured a drum beat that