Learn גמרא דף כב. “א”ר יצחק בר יוסף (second to last line) until דף כב: “בעא מיניה רחבה מרבא (ten lines from top of Amud)
Questions:
This statement of ר’ יוחנן is contradictory to what ר’ יוחנן said that Yerushalayim if not for the gates being closed at night would be considered a Reshus Harabim?
Learn תוס’ “אילמא
Learn ריטב”א “אילמא
The Rabanan in משנה דף כב are of the position לא אתי רבים ומבטלי מחיצות. Why is Eretz Yisrael not considered a Reshus Hayachid as it is surrounded by natural walls?
Rebbe Yochanan says that Yerushalayim would be considered a Reshus Haribim if the gates are not closed at night. Rebbe Yochanan does not line up with Rebbe Yehuda or Rabanan as Yerushalayim has 4 walls and two of its wall are whole walls?
How does closing the gates at night remove the issue of אתי רבים ומבטלי מחיצות?
According to the Ritva?
According to רש”י דף ק”א “חייבין עליה
Do the doors need to be closed at night?
How many doors are needed?
Learn ביאור הלכה “והוא שננעלת בחילה
Bring a proof from רשב”א “הכא איכא
How are city wide Eruvin able to enclose and permit carrying inside the Eruv by using tzuras hapesach when the Eruv encompasses streets that are 16 Amos wide and are considered a Reshus Harabim in which doors are needed?
The Gemara answered the contradiction between the Mishna and the Braissa in the opinion of the Rabanan by explaining the case of פסי ביראות has שם ד’ מחיצות by the case of the Braissa of a street with walls on two sides with a lechi/Korah on both ends is not שם ד’ מחיצות. Since we rule that a Lechi is considered a Mechitza how could the Gemara say the case of the Braissa is not שם ד’ מחיצות?
Rebbe Yochanan says that Yerushalayim would be considered a Reshus Haribim if the gates are not closed at night. Rebbe Yochanan does not line up with Rebbe Yehuda or Rabanan as Yerushalayim has 4 walls and two of its wall are whole walls?
The Rashba gives two answers to the above question. What is the difference between the two answers?
How do we conclude l’halacha? Do we rule like ר”י that אתי רבים ומבטלי מחיצות?
Learn רשב”א “הכא איכא – last paragraph “וקיי”ל”
Learn רמב”ם הלכות שבת פרק י”ז הלכה י
Learn שולחן ערוך אורח חיים ס’ שס”ד סע’ ב
Concept – נעילת דלתות
How does closing the gates at night remove the issue of אתי רבים ומבטלי מחיצות?
According to the Ritva?
According to רש”י דף ק”א “חייבין עליה
Do the doors need to be closed at night?
How many doors are needed?
Learn ביאור הלכה “והוא שננעלת בחילה
Bring a proof from רשב”א “הכא איכא
How are city wide Eruvin able to enclose and permit carrying inside the Eruv by using tzuras hapesach when the Eruv encompasses streets that are 16 Amos wide and are considered a Reshus Harabim in which doors are needed?
