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Review גמרא דף כב. “איתמר נמי (seven lines from the top of the Amud) until “בעא מיניה”

Questions:

Why are the מעלות ומורדות in Eretz Yisrael not like דגלי מדבר?

See רש”י “שאינן כדגלי מדבר

According to Rashi why is this exclusive to Eretz Yisrael?

Learn ריטב”א “מפני שאינם כדגלי מדבר who gives a different explanation 

Learn  גמרא  דף כב: “בעא מיניה רחבה מרבא (ten lines from top of Amud) until “איתיביה” (seven lines before wide lines)

Question:

Is the question of the status of תל המתלקט specific to Chutz laaretz or even to Eretz Yisrael? 

Learn “תוס’ “תל 

Learn “תוס’ “מני 

Learn “תוס’ “אלא 

Very quickly review 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:

Is there a limit to a size of a Reshus Hayachid?

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? 

Review תוס’ דילמא – how does Tosfos answer the above question? 

Learn ריטב”א דהא מקיף for a different explanation (see attachment)

How does the Ritva differ from Tosfos?

According to Tosfos is the size of the area enclosed a factor to say אתי רבים ומבטלי מחיצות?

Learn תוס’ רא”ש (see attachment)

Does Tosfos agree to the Tosfos Rosh?

Learn ביאור הלכה ס’ שמ”ו סע’ ג “קרפף יותר who discusses a third opinion

https://hebrewbooks.org/pdfpager.aspx?req=60389&st=&pgnum=17&hilite=

Learn  גמרא  דף כב: “בעא מיניה רחבה מרבא (ten lines from top of Amud) until “איתיביה” (seven lines before wide lines)

Review 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

How does the Ritva differ from Tosfos?

Is there a limit to a size of a Reshus Hayachid?

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? 

Learn תוס’ דילמא 

Learn ריטב”א דהא מקיף  for a different explanation 

How does the Ritva differ from Tosfos?

What’s a נפקא מינה between Tosfos and the Ritva?

Learn ביאור הלכה ס’ שמ”ו סע’ ב “קרפף יותר 

Who discussed a third opinion 

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? 

Learn תוס’ דילמא 

Learn ריטב”א דהא מקיף  for a different explanation 

Conclusion of Sugya: 

Please write a summary and conclusion of the Sugya

Should one rely on an Eruv that is constructed from צוה”פ when it includes streets which are wider than 16 Amos?

List the different opinions 

1. See משנה ברורה שמ”ה סע ז ס”ק כג and “ביאור הלכה “שאין 

https://hebrewbooks.org/pdfpager.aspx?req=40431&st=&pgnum=531

And משנה ברורה ס’ שס”ד ס”ק ח and “ביאור הלכה “ואחר שעשה 

https://hebrewbooks.org/pdfpager.aspx?req=60389&st=&pgnum=70

2. See ערוך השולחן ס’ שמ”ה אות יז – כב

https://hebrewbooks.org/pdfpager.aspx?req=9101&st=&pgnum=384

https://hebrewbooks.org/pdfpager.aspx?req=9101&st=&pgnum=385

https://hebrewbooks.org/pdfpager.aspx?req=9101&st=&pgnum=386

3. See חזון איש ס’ ק”ז אות ד 

https://hebrewbooks.org/pdfpager.aspx?req=14336&st=&pgnum=297

What is the ruling of the Rambam?

See רמב”ם ה’ שבת פרק יד הלכה א and פרק יז הלכה ג

https://hebrewbooks.org/pdfpager.aspx?req=14278&st=&pgnum=58

See רמב”ם ה’ שבת פרק יז הלכה י 

https://hebrewbooks.org/pdfpager.aspx?req=14278&st=&pgnum=73

Does the Rambam rule like Rebbe Yochanan? 

Seemingly the gemara only discussed whether the door needs to be closed at night or suitable to be closed in regards to a מבוי מפולש.

From where does the Rambam know that ראוי לנעול is acceptable for a רה”ר?

List the different explanations how to explain the ruling of the Rambam

1. See מגיד משנה

https://hebrewbooks.org/pdfpager.aspx?req=14278&st=&pgnum=73

2. See רשב”א דף ו: “אלא ראויות לנעול for his explanation of the Rambam

https://hebrewbooks.org/pdfpager.aspx?req=37275&st=&pgnum=9

https://hebrewbooks.org/pdfpager.aspx?req=37275&st=&pgnum=10

3. See דברי יחזקאל ס’ ו אות א for a different explanation of the opinion of the Rambam

https://hebrewbooks.org/pdfpager.aspx?req=14038&st=&pgnum=62

https://hebrewbooks.org/pdfpager.aspx?req=14038&st=&pgnum=63

4. See ב’ גר”א for a new explanation of the Rambam

Continue learning the Gemara until middle of גמרא כב עמוד ב

https://hebrewbooks.org/pdfpager.aspx?req=14336&st=&pgnum=297

Sugya: אתי רבים ומבטלי מחיצות

Yesterday we discussed the following question.

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?

Learn רשב”א “הכא איכא

https://hebrewbooks.org/pdfpager.aspx?req=37275&st=&pgnum=25

The Rashba gave 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

https://hebrewbooks.org/pdfpager.aspx?req=14278&st=&pgnum=73

https://hebrewbooks.org/pdfpager.aspx?req=14278&st=&pgnum=74

Learn שולחן ערוך אורח חיים ס’ שס”ד סע’ ב

https://hebrewbooks.org/pdfpager.aspx?req=60389&st=&pgnum=69

https://hebrewbooks.org/pdfpager.aspx?req=60389&st=&pgnum=70

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?

See משנה ברורה ס”ק ח and ביאור הלכה “ואחר שעשה