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GDrive Lecture Material Link: https://drive.google.com/drive/folder... Graph Tool Desmos Link: https://www.desmos.com/calculator?lan... 2021 Engineering Mathematics A+ Project. [1.25 ~ 1.5x speed is recommended.] 1) Students who want to study in advance on their own during summer vacation 2) Students who do not understand the professor's lectures during the semester 3) Students who want to study hard for exams during the semester 4) Students who are studying to review engineering mathematics they have learned once 00:00 - Purpose and introduction to engineering mathematics 12:12 - Lecture objectives 13:19 - Location of lecture materials (G drive) 13:58 - Review of Taylor series 24:29 - Introduction to Fourier series 28:11 - Orthogonal property 35:34 - Proof of law 2 (cos*cos) 39:35 - Proof of law 4 (cos*cos, n=m) 42:43 - Solution know-how (additional tips)