Download Mathematics 4 Notes PDF For B-tech 2nd Year:Download Mathematics 4 Notes PDF.

Mathematics 4 is a vital subject for B-tech 2nd Year students, as it forms the foundation for various engineering disciplines. This course focuses on advanced mathematical concepts and techniques that are essential for engineering problem-solving and analysis.

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Mathematics 4 Syllabus for AKTU B-tech 2nd Year:

Module 1: Differential Equations

  • Introduction to Differential Equations
  • First-Order Differential Equations
    • Separable Equations
    • Exact Equations
  • Linear Differential Equations
    • Homogeneous and Non-Homogeneous Equations
    • Integrating Factors
  • Second-Order Differential Equations
    • Linear Second-Order Equations
    • Method of Undetermined Coefficients
    • Variation of Parameters
  • Higher-Order Differential Equations
  • Applications in Engineering

Module 2: Linear Algebra

  • Introduction to Linear Algebra
  • Vector Spaces
    • Subspaces
    • Linear Independence
  • Matrices and Determinants
    • Matrix Operations
    • Determinants and Properties
  • Eigenvalues and Eigenvectors
    • Characteristic Equations
    • Diagonalization
  • Linear Transformations
    • Kernel and Range
    • Matrix Representations
  • Applications in Engineering

Module 3: Complex Analysis

  • Complex Numbers
    • Algebra of Complex Numbers
    • Polar Form
  • Complex Functions
    • Analytic Functions
    • Cauchy-Riemann Equations
  • Complex Integration
    • Contour Integrals
    • Cauchy’s Integral Theorem
  • Series Representations
    • Taylor and Laurent Series
  • Residue Theory
    • Residues and Poles
    • Evaluation of Integrals
  • Applications in Electrical Engineering and Fluid Dynamics

Module 4: Numerical Methods

  • Introduction to Numerical Methods
  • Solutions of Equations
    • Bisection Method
    • Newton-Raphson Method
  • Interpolation and Approximation
    • Lagrange Interpolation
    • Newton’s Forward and Backward Interpolation
  • Numerical Integration
    • Trapezoidal Rule
    • Simpson’s Rule
  • Ordinary Differential Equations
    • Euler’s Method
    • Runge-Kutta Methods
  • Applications in Scientific Computing and Engineering Analysis

Module 5: Laplace Transforms

  • Introduction to Laplace Transforms
  • Laplace Transform Properties
  • Inverse Laplace Transforms
  • Laplace Transforms of Elementary Functions
  • Application in Solving Differential Equations
  • Transfer Functions and System Analysis

Module 6: Fourier Series and Transforms

  • Introduction to Fourier Series
  • Trigonometric Fourier Series
  • Complex Fourier Series
  • Fourier Transform and Inverse Transform
  • Properties of Fourier Transforms
  • Applications in Signal Processing and Communication

Module 7: Z-Transforms

  • Introduction to Z-Transforms
  • Z-Transform Properties
  • Inverse Z-Transforms
  • Z-Transform Theorems
  • Applications in Digital Signal Processing

Module 8: Probability and Statistics

  • Probability Distributions
    • Discrete and Continuous Distributions
    • Normal Distribution
  • Statistical Parameters
    • Mean, Variance, and Standard Deviation
  • Sampling Theory
  • Hypothesis Testing
  • Regression Analysis

Key topics covered in Mathematics 4 Notes PDF:

1. Differential Equations

Differential equations play a pivotal role in engineering applications, and a thorough understanding of this topic is crucial. Mathematics 4 Notes provide in-depth explanations and examples to help students master this complex subject. From first-order differential equations to higher-order ones, you will find detailed explanations that simplify the learning process.

2. Linear Algebra

Linear algebra is the cornerstone of engineering mathematics. This topic covers vector spaces, matrices, determinants, and eigenvalues. Our Mathematics 4 Notes break down each concept, making it easier for you to grasp the fundamentals and apply them in your coursework.

3. Complex Analysis

Complex analysis introduces students to the theory of complex functions, complex integration, and residues. This topic is essential for understanding electrical circuits, fluid dynamics, and other engineering applications. Our notes provide clear explanations and step-by-step solutions to complex problems.

4. Numerical Methods

Numerical methods are essential for solving engineering problems that cannot be solved analytically. Mathematics 4 Notes include comprehensive coverage of numerical techniques, such as numerical integration, interpolation, and solving differential equations numerically. These notes are a valuable resource for students seeking practical solutions to real-world engineering challenges.


In conclusion, Mathematics 4 is a critical subject for B-tech 2nd Year students pursuing engineering disciplines. Our Mathematics 4 Notes provide comprehensive coverage of key topics, ensuring that you have the resources you need to excel in your studies. With clear explanations, step-by-step solutions, and convenient PDF downloads, we aim to support your academic journey.

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