a)

b) If , , so b=0

c) If , , so a=b=0

Results 1 to 3 of 3

- December 20th 2012, 07:27 AM #1

- Joined
- Oct 2012
- From
- USA
- Posts
- 37

## 3-maniflod in R^3(Munkres. Chapter 7. Paragraph 37. Problem 5)

The ball is a manifold in ;

orient it naturally and give

the induced orientation. Assume that is a defined in such that

for each ,

a) Given , let be the manifold in consisting of all with , oriented naturally. Find .

b) If , what can you say about and ?

c) If for some in , what can you say about and ?

*Munkres. Chapter 7. Paragraph 37. Problem 5.

- December 20th 2012, 12:08 PM #2

- Joined
- Mar 2010
- From
- Beijing, China
- Posts
- 293
- Thanks
- 23

- December 20th 2012, 03:16 PM #3

- Joined
- Oct 2012
- From
- USA
- Posts
- 37