Mathematics 4 AKTU Notes | PDE Unit 1 | B.Tech CSE | Math 4 notes unit 1 | unit 1 notes Math 4 (Mathematics 4) is a study resource for Mathematics 4 (Math 4) in B.Tech Computer Science & Engineering (CSE) (2nd Year / 4th Semester) at Dr. A.P.J. Abdul Kalam Technical University (AKTU). This university-level resource provides a comprehensive roadmap for Dr. A.P.J. Abdul Kalam Technical University (AKTU) students mastering the B.Tech Computer Science & Engineering (CSE) syllabus in Mathematics 4 (Math 4). Author's description: Partial Differential Equations, Math 4 AKTU, B.Tech CSE Notes, PDE Unit 1, Lagrange Equation, Charpit Method, AKTU Mathematics 4 Strategically aligned with semester requirements, this material ensures that Mathematics 4 (Math 4) concepts are presented with the technical depth and clarity required for high academic standing.