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From Citizendium, the Citizens' Compendium

This article is currently under construction. While, use article from wikipedia http://en.wikipedia.org/wiki/Tetration

Contents 1 definiiton 2 Etymology 3 Piecewice tetration 4 Analytic tetration 5 Inverse of tetration 6 See also 7 References 8 Free online sources

definiiton

Etymology

Creation of word tetration is attributed to Englidh mathematician Reuben Louis Goodstein ^{[1] [2]}.

Piecewice tetration

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Analytic tetration

This section is not yet written. There is non-finished draft at User:Dmitrii Kouznetsov/Analytic Tetration.

Inverse of tetration

See also

References

1. ↑ "TETRATION, a term for repeated exponentiation, was introduced by Reuben Louis Goodstein". Earliest Known Uses of Some of the Words of Mathematics, http://members.aol.com/jeff570/t.html
2. ↑ R.L.Goodstein (1947). "Transfinite ordinals in recursive number theory". Journal of Symbolic Logic 12.

Free online sources

• http://reglos.de/lars/ffx.html , Lars Kindermann. References about Iterative Roots and Fractional Iteration.
• http://math.eretrandre.org/tetrationforum/index.php , Discussion about tetration
• http://tetration.itgo.com/ Tetration site by Andrew Robbins
• http://www.tetration.org/ Tetration site by Daniel Geisler