Learn the גמרא דף ב from after the Mishna until אמר רב יהודה אמר רב
Why doesn’t the Masechta start with the mishna on דף יא which discusses when the תיקוני מבוי of a lechi and a korah?
Learn תוספות “מבוי
Questions:
How many walls are needed to create a Reshus hayachid?
Why did Rashi say the מבוי is not a reshus harabim and not specify that it actually is a reshus hayachid?
We learnt תוס’ רבינו פרץ and רבינו יהונתן who said three walls create a reshus hayachid
Learn רע”ב on the Mishna who says a reshus hayachid needs four walls
https://hebrewbooks.org/pdfpager.aspx?req=9678&st=&pgnum=149
What is the position of the Rambam?
Learn רמב”ם הלכות שבת פרק יד הלכה א & ד
https://hebrewbooks.org/pdfpager.aspx?req=14278&st=&pgnum=57
https://hebrewbooks.org/pdfpager.aspx?req=14278&st=&pgnum=58
Learn רמב”ם הלכות שבת פרק יז הלכה ט and השגת הראב”ד who asks on the Rambam that three walls are enough to oc rate a reshus hayachid
https://hebrewbooks.org/pdfpager.aspx?req=14278&st=&pgnum=73
See מגיד משנה הלכות שבת פרק יז הלכה א for an explanation of the Rambam
https://hebrewbooks.org/pdfpager.aspx?req=14278&st=&pgnum=72
See ח’ גרי”ז עירובין for the Brisker Rav’s explanation of the Rambam
What’s the difference in the function of the tikun d’Rabanan of a lechi or korah on the fourth side of a מבוי according to the Rambam and the Rabbeinu Peretz?
See רשב”א דף ט. “מקום שאין (starting from the words “ואינו מחוור בעיני) until “כך יש לי לפרש for a new twist on how many walks are need to create a reshus hayachid.