If you find a legitimate digital copy, use it wisely: solve problems systematically, refer back to the theory, and connect every equation to an engineering problem. And when your career takes off, consider buying a physical copy to keep on your shelf—not as a relic, but as a testament to the mathematics that built your engineering intuition.
Limits, continuity, and Taylor’s series. Advanced Engineering Mathematics By Rk Jain Srk Iyengar Pdf