E (disambiguation)

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Look up E, e, è in Wiktionary, the free dictionary.

E is the fifth letter of the Latin alphabet.

E may also refer to:

Contents

[edit] Medicine and genetics

[edit] Physics and engineering

[edit] Mathematics and logic

  • e (mathematical constant), also known as Euler's number and Napier's constant, a transcendental number the base of natural logarithms
  • E notation or scientific notation, a way of writing very large, and very small, numbers
  • E, 14 in hexadecimal and other positional numeral system
  • E or Expected value, the average expected outcome of a trial in probability theory
  • E or exa-, the SI prefix for 1018
  • ∃ (a backwards E) or existential quantification, the symbol for "there exists...", in predicate logic

[edit] Computing and computation

[edit] Modern culture

[edit] Transport and commerce

  • E (New York City Subway service), a rapid transit service
  • E class, various vehicle self-promoted classifications
  • E, international licence plate coding for Spain
  • E, an Polish electric locomotive in PKP classification system
  • E or €, the symbol for the European currency unit, the euro
  • E or Eni, an Italian oil and gas company
  • e, the estimated sign, a EU symbol indicating that the weight or volume of the goods is within specific allowable tolerances

[edit] Geography

[edit] Languages

[edit] Other usage

Latin letter disambiguation

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