A nice touch in this textbook is the quick reference cards inside the cover.
Product Tag: Universitext Ser.
Singularity Theory & Introduction to Catastrophe Theory – Yung-Chen Lu 1980
What stands out about this textbook is the focus on practical applications.
Singularity Theory and an Introduction to Catastrophe Theory – Yung-Chen Lu
You will find that this textbook uses real data sets for exercises.
