Surprising, I used ISETL back in the late 90s a part of an abstract algebra course. It was quite good at demonstrating the concepts, and served as an introducti

Surprising, I used ISETL back in the late 90s a part of an abstract algebra course. It was quite good at demonstrating the concepts, and served as an introduction to programming/computers for a few of the pure math students. Fun to see it pop up here.