Manifold was a mathematical magazine published at the University of Warwick

University of Warwick

The University of Warwick is a public research university located in Coventry, United Kingdom...

. Its philosophy was "It is possible to be serious about mathematics, without being solemn." Its best known editor was the mathematician Ian Stewart

Ian Stewart (mathematician)

Ian Nicholas Stewart FRS is a professor of mathematics at the University of Warwick, England, and a widely known popular-science and science-fiction writer. He is the first recipient of the , awarded jointly by the LMS and the IMA for his work on promoting mathematics.-Biography:Stewart was born...

 who edited the magazine in the late 1960s.

A 1969 edition of the magazine mentioned a game called "Finchley Central", which became the basis for the game of Mornington Crescent

Mornington Crescent (game)

Mornington Crescent is a spoof game, featured in the BBC Radio 4 comedy panel show I'm Sorry I Haven't a Clue, which satirises complicated strategy games....

 as popularised by the BBC Radio 4

BBC Radio 4

BBC Radio 4 is a British domestic radio station, operated and owned by the BBC, that broadcasts a wide variety of spoken-word programmes, including news, drama, comedy, science and history. It replaced the BBC Home Service in 1967. The station controller is currently Gwyneth Williams, and the...

 panel game I'm Sorry I Haven't a Clue

I'm Sorry I Haven't a Clue

I'm Sorry I Haven't a Clue, sometimes abbreviated to ISIHAC or Clue, is a BBC radio comedy panel game broadcast since 11 April 1972 at the rate of one or two series each year , transmitted on BBC Radio 4, with occasional repeats on BBC Radio 4 Extra and the BBC's World Service...

.

In 1983 the magazine was reincarnated as 2-Manifold.