How is the Shabbat boundary measured for a city shaped like a gamma (Γ) or an arc (bow), when the distance between the two tips is less than 4000 amot?
Synopsis
When an arc-shaped city's two tips are less than 4000 amot apart, the chord (straight line connecting the tips) is used as the boundary baseline, and the enclosed space between the chord and the arc is treated as if full of houses.
More in Yom Tov — General Principles
How is the 2000-amah Shabbat boundary measured for a city that is long and narrow, or square but not aligned with the cardinal directions?
3 opinions
How is the Shabbat boundary measured for a city that is circular, triangular, or has many sides?
3 opinions
Must the circumscribed rectangle for a non-rectangular city be aligned to the cardinal directions?
2 opinions
How is the Shabbat boundary measured for a city that is wide on one end and narrow on the other?
3 opinions
How is the Shabbat boundary measured for a city shaped like an arc when the distance between the two tips is 4000 amot or more?
3 opinions
Does a dwelling located outside the city but within 70 amot and two-thirds cause the boundary to be measured from it rather than from the city?
4 opinions
What types of structures outside the city can serve as an extension of the city for teḥum measurement purposes?
4 opinions
When two towns are located 141 and one-third amot apart, are they treated as one city for teḥum measurement?
3 opinions
Related from other topics
Is construction kablanut permitted when the work site is outside the techum (Shabbat boundary) of the Jew's city?
Work Restrictions on Erev Shabbat
When there is a conflict between Shabbat candles, kiddush wine, and Chanukah candles, what takes priority?
Candle Lighting
When one has only one cup of wine for the entire Shabbat, how should it be allocated between Friday night Kiddush, Shabbat day Kiddush, and Havdalah?
Kiddush on Friday Night
May one use candlelight to differentiate between similar-looking garments or vessels on Shabbat?
Reading by Candlelight
Is it prohibited to drink water between Minchah and Maariv on Shabbat, and does this affect when the third meal should be eaten?
Circumcision Procedure Details
Is it permitted to establish a fixed Torah study session (shiur/midrash) between Shabbat Mincha and Maariv?
Circumcision Blessing and Procedure
Discussion
Discussion coming soon.
The Daily Law
One question. Every opinion. Every morning.
A new halakhic question and the full spectrum of rabbinic thought, delivered daily.