Review the “גמרא דף כ”ה: “ההוא בוסתנא (middle of the amud) until “ההיא אבוורנקא
Question: According to Rashi does the אפדנא also become אסור to carry inside? Learn ריטב”א for his interpretation of Rashi and additional explanations of the Gemara
Learn “תוס’ “ההוא Draw a diagram of the scenario of the Gemara according to Rashi & according to Tosfos. Questions: How are they different? Why does Tosfos explain the case differently from Rashi?
What rule l’halacha do we learn from this Gemara? Learn שולחן ערוך או”ח ס’ שנ”ח סע’ יד and the משנה ברורה
We learnt the פרי מגדים אשל אברהם ס’ שס”ב ס”ק ג (in middle) who made a split between naturally formed and man made covering which the area underneath would be permitted to carry.
Learn פרי מגדים משבצות זהב ס’ שנ”ח ס”ק א who discusses why even according to the Rishonim who explain our Gemara קרפף ג’ סאה וקירוי סאה is operating with Pi Tikrah still they agree that a covered Karfef is permitted to carry inside of.
Is it permitted to carry inside a large warehouse that is more than a בית סאתים?
Learn ביאור הלכה ס’ שס”ב סע’ א “או who gives two reasons why it should be permitted
Yesterday we asked a major contradiction in the Shulchan Aruch whether we say פי תקרה יורד וסותם on an angled roof. The שו”ע או”ח ס’ שס”א, ב says we do not, yet the שו”ע או”ח ס’ שנ”ח סע’ יב (especially see the language of the Tur) says we do.
The Shulchan Aruch seems to contradict itself as to why a קרפף יותר מבית סאתים that has a roof on top of it is permitted to carry inside? See פרישה ס’ שנ”ח אות ז
Very quickly review the גמרא דף כה. “קרפף בית שלש until דף כה: אמר רבי זירא
Learn the “גמרא דף צד: “מאי שנא מרוח אחת (ten lines from top of the Amud) until “אבל בשלש אית ליה” (middle of the Amud)
Learn תוס’ דף צד. “בשתי until the middle of Tosfos on דף צד: “ומשני
& Learn תוס’ דף כה. “אכסדרה who brings the opinion of ר”ת who argues on Rashi’s explanation of how many walls can be created through פי תקרה יורד וסותם
Learn תוס’ דף כה: “אי” & “הכא
Questions:
How does Tosfos explain what אורזילא means?
How is this different from Rashi?
According to Tosfos do we say פי תקרה יורד וסותם on a sloped roof?
We proved that Rashi explained the argument is whether we say פי תקרה יורד וסותם on a slanted roof
According to Rabbenu Tam – Is the machlokes between Rav and Shmuel whether we say פי תקרה יורד וסותם on all four sides or whether a covered area can be included in calculating area of a קרפף שלא הוקף לדירה?
earn the גמרא דף כה. קרפף בית שלש”until דף כה: אמר רבי זירא
Clarify the different opinions of when and what qualifications are needed in order to say פי תקרה יורד וסותם
Questions:
Why does שמואל agree when the roof is sloped (אורזילא – according to Rashi) we can not say פי תקרה יורד וסותם ?
See רש”י דף צד: “אמרי בי רב
What is the conclusion of the Gemara in regards to the case where Rabbah and Rebbe Zeira argue?
Is their argument whether we say פי תקרה יורד וסותם on a slanted roof (according to Rashi) or whether a covered area can be included in calculating area of a קרפף שלא הוקף לדירה?
Bring a proof from Rashi.
Learn תוס’ “אכסדרה who argues on Rashi’s explanation of how many walls can be created through פי תקרה יורד וסותם
Learn תוס’ דף כה: “אי” & “הכא
Questions:
How does Tosfos explain what אורזילא means?
How is this different than Rashi?
According to Tosfos do we say פי תקרה יורד וסותם on a sloped roof?
Review the גמרא דף כה. “הרחיק מן התל (middle of the Amud) until “בעי רבה בר בר חנה (five lines before the wide lines)
Questions:
Is the distant the new wall being placed away from the תל contingent on the machlokes of the Gemara earlier regarding הרחיק את הכותל from the original wall?
What is the reason of רב חסדא that the new wall transforms the area into הוקף לדירה?
Learn ריטב”א דף כה “הרחיק מן התל
What is the reason of רב חסדא when building a mechitza on top of an existing mechitza that it transforms the area into הוקף לדירה?
Learn ריטב”א דף כה “עושה מחיצה
Learn “תוס’ “שאם
Questions:
What is the difference between the גירסא “על התל and “על שפת התל”?
How do we conclude l’halacha?
How many new walls need to be built?
How wide does the new wall need to be?
Learn שולחן ערוך אורח חיים ס’ שנ”ח סע’ ח and משנה ברורה ס”ק סב