Aleph (disambiguation)

Aleph is the first letter of many Semitic abjads (alphabets).

Aleph or Alef may also refer to:

Science and Technology

• Aleph, an advanced system for inductive logic programming
• ALEPH experiment (Apparatus for LEP Physics at CERN), one of the four detectors of the Large Electron-Positron Collider (LEP) at CERN
• Alef (programming language), the concurrent programming language used in early editions of Plan 9
• Aleph kernel, an operating system kernel, notable primarily for being one of the steps in the evolution of the Mach kernel

Mathematics

• Aleph number a sequence of cardinal numbers used to represent the cardinality (or size) of infinite sets.

Literature

• Aleph (novel), a novel by Brazilian author Paulo Coelho
• The Aleph (short story collection), a short story collection by Argentine author Jorge Luis Borges
  • "The Aleph (short story)", a story contained in the collection
• Aleph, a character in the Warren Ellis comic series Global Frequency
• Aleph, a plot element in the novel Mona Lisa Overdrive by William Gibson

Music

• Aleph (band), a 1980s Italo disco band
• Aleph, a 2013 album by Gesaffelstein
• The Aleph, a song by Destroy the Runner on the album Saints
• Masada: Alef the first album by John Zorn's Masada
• "Aleph", a song by Anahí

Organizations

• Aleph Institute, a Jewish humanitarian organization for Jewish members of the US Armed forces and Jewish prison inmates
• ALEPH: Alliance for Jewish Renewal
• Aleph Zadik Aleph, the men's order of the B'nai B'rith Youth Organization (BBYO)
• Aleph, a religious sect in Japan formerly known as Aum Shinrikyo

Other

• Aleph, a shorthand designation for Codex Sinaiticus, a 4th-century manuscript of the Bible
• Aleph Sailing Team, a French America's Cup syndicate.
• Aleph (film), a silent film by Wallace Berman
• Aleph One (game engine), an ongoing project related to the computer game series Marathon
• Mount Aleph, a location in the video game Golden Sun
• Aleph (psychedelic), a psychoactive drug
• Aleph, Integrated Library System from Ex Libris Group
• Aleph (magazine), a literary magazine in Albania