I have another phrase i like to search for, "pedagogical introduction", e.g: https://scholar.google.com/scholar?hl=en&as_sdt=0%2C5&q=pedagogical+introduction&bt

I have another phrase i like to search for, "pedagogical introduction", e.g: https://scholar.google.com/scholar?hl=en&as_sdt=0%2C5&q=pedagogical+introduction&btnG= https://scholar.google.com/scholar?hl=en&as_sdt=0%2C5&q=peda... https://arxiv.org/search/?query=pedagogical+introduction&searchtype=all&source=header https://arxiv.org/search/?query=pedagogical+introduction&sea... Many results are still to advanced but still this gives me insight into a lot of new topics.