Category: Eruvin

Very quickly review גמרא דף כ. בעא מיניה אביי (top of the Amud) until the next בעא מיניה אביי (thirteen lines from the top of the Amud)

Questions:

What is the additional ספק of אביי when two Chatzerim opens to the area between the פסין?

The ריטב”א explained it is inherently prohibited to carry from either of the two Chatzerim to the area between the פסין because of the usage of each Chatzer in the area between the פסין https://hebrewbooks.org/pdfpager.aspx?req=37287&st=&pgnum=31

Learn ח’ ר”ן (attached in Monday’s email) who argues and explains it is prohibited because of a Gezaira

What is the concern of the Rabanan that led them to make a gezira even when an עירוב is made between the two Chatzerim?

There are three different approaches in the Rishonim

Learn ריטב”א

Learn ח’ ר”ן 

Learn רשב”א 

https://hebrewbooks.org/pdfpager.aspx?req=37275&st=&pgnum=24

Learn  גמרא דף כ – last of the בעא מיניה אביי (thirteen lines from the top of the Amud) until בעי רבין

Very quickly review גמרא דף כ. בעא מיניה אביי (top of the Amud) until the next בעא מיניה אביי (thirteen lines from the top of the Amud)

The ריטב”א explained the ספק of אביי was regarding when one Chatzer opens to the area between the פסין.

The ריטב”א explained the ספק of אביי was regarding when one Chatzer opens to the area between the פסין 

 well as when two Chatzerim opens 

Questions:

What is the additional ספק of אביי when two Chatzerim opens to the area between the פסין?

The ריטב”א explained it is inherently prohibited to carry from either of the two Chatzerim to the area between the פסין because of the usage of each Chatzer in the area between the פסין https://hebrewbooks.org/pdfpager.aspx?req=37287&st=&pgnum=31

Learn ח’ ר”ן (attached in Monday’s email) who argues and explains it is prohibited because of a Gezaira

What is the concern of the Rabanan that led them to make a gezira even when an עירוב is made between the two Chatzerim?

There are three different approaches in the Rishonim

Learn ריטב”א

Learn ח’ ר”ן 

Learn רשב”א 

https://hebrewbooks.org/pdfpager.aspx?req=37275&st=&pgnum=24

Learn  גמרא דף כ – last of the בעא מיניה אביי (thirteen lines from the top of the Amud) until בעי רבין

Review גמרא דף כ. בעא מיניה אביי (top of the Amud) until the next בעא מיניה אביי (thirteen lines from the top of the Amud)

The ריטב”א explained what the ספק of אביי was regarding when one Chatzer opens to the area between the פסין?

Questions:

What is the additional ספק of אביי when two Chatzerim opens to the area between the פסין?

Learn ריטב”א 

In the case where two Chatzerim opens to the area between the פסין is it inherently prohibited to carry from either of the two Chatzerim to the area between the פסין or only because of a Gezaira? 

Learn ריטב”א

https://hebrewbooks.org/pdfpager.aspx?req=37287&st=&pgnum=31

Learn ח’ ר”ן 

What is the concern of the Rabanan that led them to make a gezaira even when an עירוב is made between the two Chatzerim?

There are three different approaches in the Rishonim

Learn ריטב”א

Learn ח’ ר”ן 

Learn רשב”א 

https://hebrewbooks.org/pdfpager.aspx?req=37275&st=&pgnum=24

Zoom link for those who can not attend live.

Same zoom link for the entire morning

https://us02web.zoom.us/j/98313738910?pwd=S0NzYThFSG01S05KcTEybmxrY2JGZz09

Learn the fifth בעא מיניה אביי on the top of דף כ until the next בעא מיניה אביי (thirteen lines from the top of the Amud)

Questions:

What is the ספק of אביי when one Chatzer opens to the area between the פסין?

Learn ריטב”א

https://hebrewbooks.org/pdfpager.aspx?req=37287&st=&pgnum=31

What is the additional ספק of אביי when two Chatzerim opens to the area between the פסין?

Learn ריטב”א 

In the case where two Chatzerim opens to the area between the פסין is it inherently prohibited to carry from either of the two Chatzerim to the area between the פסין or only because of a Gezaira? 

Learn ריטב”א

Learn ח’ ר”ן (attached)

What is the concern of the Rabanan that led them to make a gezaira even when an עירוב is made between the two Chatzerim?

There are three different approaches in the Rishonim

Learn ריטב”א

Learn ח’ ר”ן 

Learn רשב”א

https://hebrewbooks.org/pdfpager.aspx?req=37275&st=&pgnum=24

Review the fourth בעא מיניה אביי (nine lines from the bottom of the Amud) until the fifth בעא מיניה אביי on the top of דף כ 

Questions: 

What is the reason that חיצת קנים would not be acceptable for פסי ביראות as they are considered a bona fide wall by virtue of Lavud?

What is the reason that גודריתא דקני  would not be acceptable for פסי ביראות? 

Learn ריטב”א 

Learn ח’ מהר”ל for an explanation 

Learn the רמב”ם הלכות שבת פרק יז הלכה כח and note how the Rambam explains חיצת קנים

According to the Rambam what is the safek of אביי?

Learn the fifth בעא מיניה אביי on the top of דף כ until thr next בעא מיניה אביי 

Learn ריטב”א 

Learn ח’ מהר”ל for an explanation 

Very quickly review the third “בעא מיניה אביי מרבה” (middle of the Amud) until the fourth בעא מיניה אביי (nine lines from the bottom of the Amud)

Questions:

Why is it necessary to view the תל המתלקט as carved out in order to be an acceptable דיומד? Why is it not sufficient the fact that there is an Amah of a mechitza on each side?

Why does a round pillar need to be viewed as carved out and squared in order to be an acceptable דיומד? Why does it matter that the outside face plate is round? (See שפת אמת)

There are two approaches to answer these questions

Learn חזון איש 

Learn ח’ מהר”ל

Learn the fourth בעא מיניה אביי (nine lines from the bottom of the Amud) until the fifth בעא מיניה אביי on the top of דף כ 

Questions: 

What is the reason that חיצת קנים would not be acceptable for פסי ביראות as they are considered a bona fide wall by virtue of Lavud?

What is the reason that גודריתא דקני  would not be acceptable for פסי ביראות? 

Learn ריטב”א 

Learn ח’ מהר”ל for an explanation 

Very quickly review the second “בעא מיניה אביי מרבה” (sixth wide line) until the third בעא מיניה אביי (middle of the Amud)

Write the three different approaches from Rishonim how to אביי inquiry according to ר”י what method should be used to reduce a gap larger than 13 1/3 Amos between the פסי ביראות should be reduced. 

1. Rashi

2. The רשב”א 

3. The רמב”ם ה’ שבת פרק יז הלכה כט and the ח’ ר”ן  

Learn תוס’ “ואם 

Bring a proof from תוס according to which of the three explanations of the first inquiry of אביי he is aligned with.

Learn the third “בעא מיניה אביי מרבה” (middle of the Amud) until the fourth בעא מיניה אביי (nine lines from the bottom of the Amud)

Questions:

Why is it necessary to view the תל המתלקט as carved out in order to be an acceptable דיומד? Why is it not sufficient the fact that there is an Amah of a mechitza on each side?

Why does a round pillar need to be viewed as carved out and squared in order to be an acceptable דיומד? Why does it matter that the outside face plate is round? (See שפת אמת)

There are two approaches to answer these questions

Learn חזון איש 

Learn ח’ מהר”ל

Learn the fourth בעא מיניה אביי (nine lines from the bottom of the Amud) until the fifth בעא מיניה אביי on the top of דף כ 

Questions: 

What is the reason that חיצת קנים would not be acceptable for פסי ביראות as they are considered a bona fide wall by virtue of Lavud?

What is the reason that גודריתא דקני  would not be acceptable for פסי ביראות? 

Learn ריטב”א 

Very quickly review the second “בעא מיניה אביי מרבה” (sixth wide line) until the third בעא מיניה אביי (middle of the Amud)

Learn and write down the three explanations in the Rishonim as to why אביי is asking according to ר’ יהודה what option should be used to reduce the size of the gao between the פסי ביראות 

1. Rashi

2. The רשב”א

https://hebrewbooks.org/pdfpager.aspx?req=37275&st=&pgnum=23

3. The רמב”ם ה’ שבת פרק יז הלכה כט

https://hebrewbooks.org/pdfpager.aspx?req=14278&st=&pgnum=77

https://hebrewbooks.org/pdfpager.aspx?req=14278&st=&pgnum=78

and the ח’ ר”ן (attached) 

Learn תוס’ “ואם 

Bring a proof from תוס according to which of the three explanations of the first inquiry of אביי he is aligned with.

Learn the third “בעא מיניה אביי מרבה” (middle of the Amud) until the fourth בעא מיניה אביי (nine lines from the bottom of the Amud)

Question:

Why is it necessary to view the תל המתלקט as carved out in order to be an acceptable דיומד? Why is it not sufficient the fact that their is an Amah of a mechitza on each side?

Why does a round pillar need to be viewed as carved out and squared in order to be an acceptable דיומד? Why does it matter that the outside face plate is round? (See שפת אמת) https://hebrewbooks.org/pdfpager.aspx?req=14521&st=&pgnum=195

There are two approaches to answer these questions

Learn חזון איש 

Learn ח’ מהר”ל

Learn the second “בעא מיניה אביי מרבה” (sixth wide line) until the third בעא מיניה אביי (middle of the Amud)

Questions:

What is the uncertainty of אביי?

Why does אביי have reason to believe ר’ יהודה would have a different position than ר’ מאיר in regards to this question?

There are three explanations in the Rishonim

1. Learn Rashi

2. Learn רשב”א 

3. Learn רמב”ם ה’ שבת פרק יז הלכה כט and the ח’ ר”ן  

Learn תוס’ “ואם 

Bring a proof from תוס according to which of the three explanations of the first inquiry of אביי he is aligned with.

The Gemara quotes ר”י who says there is a difference in size of gaps between פסי ביראות (allowed 13 1/3 Amos) and מחיצות (allowed 10 Amos). This contradicts what ר”י said in the first Mishna that the fourth side of a mavui can have gap of 13 1/3 Amos?

Learn ריטב”א for an answer 

Learn the third “בעא מיניה אביי מרבה” (middle of the Amud) until the fourth בעא מיניה אביי (nine lines from the bottom of the Amud)

Question:

Why is it necessary to view the תל המתלקט as carved out in order to be an acceptable דיומד? Why is it not sufficient the fact that their is an Amah of a mechitza on each side?

Why does a round pillar need to be viewed as carved out and squared in order to be an acceptable דיומד? Why does it matter that the outside face plate is round? (See שפת אמת)

There are two approaches to answer these questions

Learn חזון איש 

Learn ח’ מהר”ל