WordNet (r) 3.0 (2006):

Leda
    n 1: (Greek mythology) a queen of Sparta who was raped by Zeus
         who had taken the form of a swan; Helen of Troy was
         conceived in the rape of Leda

The Free On-line Dictionary of Computing (30 December 2018):

Leda

    A multi-paradigm language supporting imperative
   programming, declarative programming, procedural
   programming, functional programming, logic programming
   and object-oriented programming developed by Tim Budd
    at Oregon State University in 1990-1993.

   ["Blending Imperative and Relational Programming", Tim Budd,
   IEEE Software 8(1):58-65 (Jan 1991)].  Forthcoming book.

   (ftp://cs.orst.edu/pub/budd/leda/).

   (2007-10-02)


The Free On-line Dictionary of Computing (30 December 2018):

Library of Efficient Data types and Algorithms
LEDA

    (LEDA) A class library for C++ of efficient data
   types (e.g. graph classes) and algorithms by Stefan
   N"aher  of the University of
   Saarbruecken.  Version 3.0 includes both template and
   non-template versions.

   (ftp://ftp.mpi-sb.mpg.de/pub/LEDA).

   (1996-04-15)