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Recursion applied to the Erlang B formula for determining the telephone exchange Grade of Service
  • Elieser Ernesto Gallego Martínez ,
  • Jany Alpuin Martínez
Elieser Ernesto Gallego Martínez
University of Pinar del Río

Corresponding Author:[email protected]

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Jany Alpuin Martínez
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Abstract

This paper describes how it is possible to apply a recursion to the original formula of Erlang B., to solve the problem of evaluating large numbers in that formula, using mathematical assistants, in applications designed to determine the grade of service in telephone exchanges.