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Scientific Computing with Python - Second Edition

You're reading from  Scientific Computing with Python - Second Edition

Product type Book
Published in Jul 2021
Publisher Packt
ISBN-13 9781838822323
Pages 392 pages
Edition 2nd Edition
Languages
Authors (3):
Claus Führer Claus Führer
Profile icon Claus Führer
Jan Erik Solem Jan Erik Solem
Olivier Verdier Olivier Verdier
View More author details

Table of Contents (23) Chapters

Preface Getting Started Variables and Basic Types Container Types Linear Algebra - Arrays Advanced Array Concepts Plotting Functions Classes Iterating Series and Dataframes - Working with Pandas Communication by a Graphical User Interface Error and Exception Handling Namespaces, Scopes, and Modules Input and Output Testing Symbolic Computations - SymPy Interacting with the Operating System Python for Parallel Computing Comprehensive Examples About Packt Other Books You May Enjoy References

16.5.2 Converting a symbolic expression into a numeric function

As we have seen, the numerical evaluation of symbolic expressions is done in three steps: first, we do some symbolic computations and then we substitute values by numbers and do an evaluation to a floating-point number with evalf.

The reason for symbolic computations is often that we want to make parameter studies. This requires that the parameter is modified within a given parameter range. This requires that a symbolic expression is eventually turned into a numeric function.

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