Numerical Techniques | 2. Numerical Solutions of Algebraic and Transcendental Equations by Pavan | Learn Smarter
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2. Numerical Solutions of Algebraic and Transcendental Equations

The chapter discusses several numerical methods for finding the roots of algebraic and transcendental equations, emphasizing the Bisection Method, Newton-Raphson Method, Secant Method, and Fixed-Point Iteration. Each method is described in terms of its workings, advantages, disadvantages, and practical examples. A comparison of the methods aids in understanding their respective performance in various scenarios.

Sections

  • 2

    Numerical Solutions Of Algebraic And Transcendental Equations

    This section explores numerical methods for solving algebraic and transcendental equations, emphasizing methods such as Bisection, Newton-Raphson, Secant, and Fixed-Point Iteration.

  • 2.1

    Introduction To Numerical Methods For Solving Equations

    This section introduces numerical methods used for finding roots of equations in scientific and engineering applications.

  • 2.2

    Bisection Method

    The Bisection Method is a reliable numerical technique for finding roots of continuous functions by repeatedly halving an interval where the function changes sign.

  • 2.2.1

    How The Bisection Method Works

    The Bisection Method is a reliable numerical technique for finding roots of continuous functions by iteratively narrowing an interval where a root exists.

  • 2.2.2

    Advantages And Disadvantages

    This section outlines the advantages and disadvantages of the Bisection method used for finding roots of equations.

  • 2.2.3

    Bisection Method Example

    The Bisection Method is illustrated through an example, demonstrating how it efficiently finds roots of a continuous function.

  • 2.3

    Newton-Raphson Method

    The Newton-Raphson Method is an iterative technique for finding successively better approximations of the roots of a real-valued function, promising faster convergence compared to other methods.

  • 2.3.1

    How The Newton-Raphson Method Works

    The Newton-Raphson method is an iterative technique that utilizes tangent line approximations to find roots of real-valued functions, converging rapidly when close to the root.

  • 2.3.2

    Advantages And Disadvantages

    This section outlines the advantages and disadvantages of the Newton-Raphson method for finding roots of equations.

  • 2.3.3

    Newton-Raphson Method Example

    The Newton-Raphson method is an iterative technique used for finding approximate roots of real-valued functions, featuring a rapid convergence rate under suitable conditions.

  • 2.4

    Secant Method

    The Secant Method is an iterative numerical technique for finding roots of nonlinear equations by using approximate values instead of derivatives.

  • 2.4.1

    How The Secant Method Works

    The Secant Method is an iterative numerical approach for finding roots of equations that approximates the derivative using two previous points.

  • 2.4.2

    Advantages And Disadvantages

    This section outlines the advantages and disadvantages of the bisection method in numerical analysis.

  • 2.4.3

    Secant Method Example

    The Secant Method is an iterative root-finding technique that approximates the derivative using two previous function values.

  • 2.5

    Fixed-Point Iteration

    Fixed-point iteration is a numerical method for finding roots of equations by rearranging them into a form x = g(x).

  • 2.5.1

    How Fixed-Point Iteration Works

    Fixed-point iteration is an iterative method for finding roots of equations by transforming them into the form x = g(x).

  • 2.5.2

    Advantages And Disadvantages

    This section outlines the advantages and disadvantages of several numerical methods used for finding roots of equations.

  • 2.5.3

    Fixed-Point Iteration Example

    This section illustrates the fixed-point iteration method by transforming equations to find roots, emphasizing iteration and convergence criteria.

  • 2.6

    Comparison Of Methods

    This section compares different numerical methods for finding roots of equations, evaluating their convergence rates, requirements, advantages, and disadvantages.

  • 2.7

    Summary Of Key Concepts

    This section summarizes the four primary numerical methods used to find roots of equations: Bisection Method, Newton-Raphson Method, Secant Method, and Fixed-Point Iteration.

References

ee4-nt-2.pdf

Class Notes

Memorization

What we have learnt

  • The Bisection Method guaran...
  • The Newton-Raphson Method o...
  • The Secant Method avoids th...

Final Test

Revision Tests