Differential and integral calculus for a Schauder basis on a fractal set (I) (Schauder basis 80 years after)

Julian Ławrynowicz; Tatsuro Ogata; Osamu Suzuki

Banach Center Publications (2009)

  • Volume: 87, Issue: 1, page 115-140
  • ISSN: 0137-6934

Abstract

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In this paper we introduce a concept of Schauder basis on a self-similar fractal set and develop differential and integral calculus for them. We give the following results: (1) We introduce a Schauder/Haar basis on a self-similar fractal set (Theorems I and I'). (2) We obtain a wavelet expansion for the L²-space with respect to the Hausdorff measure on a self-similar fractal set (Theorems II and II'). (3) We introduce a product structure and derivation on a self-similar fractal set (Theorem III). (4) We give the Taylor expansion theorem on a fractal set (Theorem IV and IV'). (5) By use of the Taylor expansion for wavelet functions, we introduce basic functions, for example, exponential and trigonometrical functions, and discuss the relationship between the usual and introduced corresponding special functions (Theorem V). (6) Finally we discuss the relationship between the wavelet functions and the generating functions of the dynamical systems on a fractal set and show that our wavelet expansions can describe several fluctuations observed in nature.

How to cite

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Julian Ławrynowicz, Tatsuro Ogata, and Osamu Suzuki. "Differential and integral calculus for a Schauder basis on a fractal set (I) (Schauder basis 80 years after)." Banach Center Publications 87.1 (2009): 115-140. <http://eudml.org/doc/286436>.

@article{JulianŁawrynowicz2009,
abstract = {In this paper we introduce a concept of Schauder basis on a self-similar fractal set and develop differential and integral calculus for them. We give the following results: (1) We introduce a Schauder/Haar basis on a self-similar fractal set (Theorems I and I'). (2) We obtain a wavelet expansion for the L²-space with respect to the Hausdorff measure on a self-similar fractal set (Theorems II and II'). (3) We introduce a product structure and derivation on a self-similar fractal set (Theorem III). (4) We give the Taylor expansion theorem on a fractal set (Theorem IV and IV'). (5) By use of the Taylor expansion for wavelet functions, we introduce basic functions, for example, exponential and trigonometrical functions, and discuss the relationship between the usual and introduced corresponding special functions (Theorem V). (6) Finally we discuss the relationship between the wavelet functions and the generating functions of the dynamical systems on a fractal set and show that our wavelet expansions can describe several fluctuations observed in nature.},
author = {Julian Ławrynowicz, Tatsuro Ogata, Osamu Suzuki},
journal = {Banach Center Publications},
language = {eng},
number = {1},
pages = {115-140},
title = {Differential and integral calculus for a Schauder basis on a fractal set (I) (Schauder basis 80 years after)},
url = {http://eudml.org/doc/286436},
volume = {87},
year = {2009},
}

TY - JOUR
AU - Julian Ławrynowicz
AU - Tatsuro Ogata
AU - Osamu Suzuki
TI - Differential and integral calculus for a Schauder basis on a fractal set (I) (Schauder basis 80 years after)
JO - Banach Center Publications
PY - 2009
VL - 87
IS - 1
SP - 115
EP - 140
AB - In this paper we introduce a concept of Schauder basis on a self-similar fractal set and develop differential and integral calculus for them. We give the following results: (1) We introduce a Schauder/Haar basis on a self-similar fractal set (Theorems I and I'). (2) We obtain a wavelet expansion for the L²-space with respect to the Hausdorff measure on a self-similar fractal set (Theorems II and II'). (3) We introduce a product structure and derivation on a self-similar fractal set (Theorem III). (4) We give the Taylor expansion theorem on a fractal set (Theorem IV and IV'). (5) By use of the Taylor expansion for wavelet functions, we introduce basic functions, for example, exponential and trigonometrical functions, and discuss the relationship between the usual and introduced corresponding special functions (Theorem V). (6) Finally we discuss the relationship between the wavelet functions and the generating functions of the dynamical systems on a fractal set and show that our wavelet expansions can describe several fluctuations observed in nature.
LA - eng
UR - http://eudml.org/doc/286436
ER -

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