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1. INTRODUCTION. This article was stimulated by the recent SIAM " 100 Digit Challenge " of Nick Trefethen, beautifully described in [12] (see also [13]). Indeed, these ten numeric challenge problems are also listed in [15, pp. 22–26], where they are followed by the ten symbolic/numeric challenge problems that are discussed in this article. Our intent in… (More)

- Vishaal Kapoor
- 2003

In his paper on chaos and cryptography, Baptista says " It is possible to encrypt a message (a text composed by some alphabet) using the ergodic property of the simple low-dimensional and chaotic logistic equation. The basic idea is to encrypt each character of the message as the integer number of iterations performed in the logistic equation, in order to… (More)

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