Books to expand on from this book:
Proofs Books for Self Study:
https://youtu.be/eP2_WRCiNak
Hammack Playlist:
https://www.youtube.com/playlist?list=PL2a8dLucMeosrqA3Gft2Tzcbt7xamqzlg
Mendelsson Playlist:
https://www.youtube.com/playlist?list=PL2a8dLucMeovGL7y1nPifLsKU_383aaMR
Bartle and Sherbert Playlist:
https://www.youtube.com/playlist?list=PL2a8dLucMeosIfChHzrTNI0noLUfGtA0T
