e
(mathematics)
The base of the natural logarithms; the number defined by the equation approximately equal to 2.71828.
E
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
class A, B, C, D, E, F
A classification applied to fire doors, fire windows, roof coverings, interior finishes, places of assembly, etc., to indicate gradations of fire safety. See fire-endurance,
fire-door rating.
E
Symbol for “90° elbow.”
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
E
(1)An extension of
C++ with
database types and
persistent objects. E is a powerful and flexible
procedural programming language. It is used in the
Exodus
database system.
See also
GNU E.
ftp://ftp.cs.wisc.edu/exodus/E/.
["Persistence in the E Language: Issues and Implementation",
J.E. Richardson et al, Soft Prac & Exp 19(12):1115-1150 (Dec
1989)].
E
(language)This article is provided by FOLDOC - Free Online Dictionary of Computing (foldoc.org)
E
(1) See exponent.
(2) (Electronic) "E" with or without the hyphen (e or e-) is used as a word prefix in order to connote the electronic or Internet version of a physical object or activity. For example, mail becomes email or e-mail; a book becomes an ebook or e-book, etc.
(3) A set of object-oriented extensions for Java and Common Lisp introduced in 1997 by Electric Communities. Inspired by the Joule and Original-E languages, E was designed to create secure distributed computing applications. Messages are sent to remote objects in "vats," which processes the messages in the order they are received.Copyright © 1981-2025 by The Computer Language Company Inc. All Rights reserved. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction is strictly prohibited without permission from the publisher.
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.
E
(in Russian, Napier number), the limit of the expression [1 + (1/n)]n as n increases without bound:

It is the base of the natural system of logarithms. The number e is a transcendental number; this fact was first proved in 1873 by C. Hermite. Naming the number e after J. Napier is not entirely valid. (See.)
The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.