Fourth Edition

Necessary files to follow the first edition of the book.

What's Changed

• Modified Chapter 6 - Expressions:
  • Mentioned evaluate context manager in Expression Evaluation and UnevaluatedExpr class.
  • Added section Polynomials.
  • Added section Parsing.
  • Added section Polynomials and performance to the Advanced Section.
• Modified Chapter 7 - Expression Manipulation Part 2:
  • Added Exercise - n-th root.
• Modified Chapter 9 - Expression Manipulation Part 3:
  • Renamed Exercise - Missing Trigonometric Identity to Exercise - Trigonometric Identities.
  • Added sub-section The Fu simplification module to Exercise - Trigonometric Identities.
  • Added Exercise - Roots of a polynomial.
• Modified Chapter 12 - Integrals:
  • Added section Limitations.
• Modified Chapter 13 - Expression Manipulation - Part 4:
  • Revisited excercises to take into account improvements of SymPy.
  • Added section Numerical Integration.
• Modified Chapter 15 - The Equation class:
  • Added Example - Electric Circuit.
• Modified Chapter 16 - Differential Equations to take into account improvements of SymPy.
• Modified Chapter 17 - Matrices:
  • Added explanation for DomainMatrix.
  • Improved legibility of Advanced Section.
• Modified Chapter 19 - Expression Manipulation - Part 5:
  • Removed exercise.
• Modified Chapter 20 - Vectors:
  • Added explanation about the differences between sympy.vector and sympy.physics.vector.
  • Added section Vector Integration.
• Modified Chapter 21 - Assumptions to take into account improvements of SymPy.
• Modified Chapter 22 - Plotting module and interactivity to take into account improvements of the SymPy Plotting Backend module.
• Added Chapter 24 - Dynamical Systems and Simulations.

Third Edition

Necessary files to follow the first edition of the book.

What's Changed

• Added section 4.5 Exercise - Numerator and Denominator.
• Added paragraph to section 5.3.2 - Evaluation with evalf().
• Added section 5.4 - Simplification of numbers.
• Edited Exercise - Introduction to Pattern Matching in Chapter 7.
• Modified introduction to Section 8.4 - Solvers to account for linsolve(), nonlinsolve(), nsolve().
• Modified Chapter 9 - Expression Manipulation Part 3:
  • Added Exercise - Behavior of solve() with numbers.
  • Added Exercise - Numerical solution with nsolve().
• Modified Chapter 15 - The Equation class to use a new module.
• Edited Section 17.2 - Systems of Equations and Linear Algebra to account for linsolve().
• Updated Section 20.1.1 - Coordinate Systems.
• Updated examples in Chapter 22 - Plotting Module and Interactivity.

Second Edition

Necessary files to follow the first edition of the book.

What's Changed

• Improved Section 5.3.3 - Evaluation with lambdify().
• Added Exercise - Divide Term By Term in Chapter 7.
• Modified Chapter 9 - Expression Manipulation Part 3:
  • Removed the previous exercise: now this chapter only deals with trigonometry.
  • Moved old Section 7.5 into Section 9.1.
  • Created a new trigonometry exercise inSection 9.2.
• Added Implicit Differentiation in Chapter 11.
• Modified Chapter 22 - Plotting Module and Interactivity to use the SymPy Plotting Backends module.

First Edition

Necessary files to follow the first edition of the book.