# Differential Geometry Forum

Analysis, Topology and Differential Geometry Help Forum

1. ### Example for best approximation theorem

• Replies: 2
• Views: 972
Aug 15th 2011, 01:52 PM
2. ### Contraction mapping of a cone, show origin must move.

• Replies: 2
• Views: 477
Aug 15th 2011, 11:18 AM
3. ### show why domain D is not simply connected.

• Replies: 3
• Views: 900
Aug 14th 2011, 02:41 AM
4. ### Continuity Question

• Replies: 2
• Views: 427
Aug 13th 2011, 06:47 AM
5. ### Help with proof

• Replies: 9
• Views: 619
Aug 12th 2011, 10:44 PM
6. ### Complex Analysis of a Function (Arg)

• Replies: 2
• Views: 505
Aug 12th 2011, 08:35 AM
7. ### Prove that an extension is a continuous extension

• Replies: 2
• Views: 733
Aug 12th 2011, 05:50 AM
8. ### Rotation matrix from vectors to cone

• Replies: 2
• Views: 549
Aug 11th 2011, 11:17 PM
9. ### Separable metric spaces and bases

• Replies: 1
• Views: 432
Aug 11th 2011, 10:52 PM
10. ### subsequence help.

• Replies: 4
• Views: 763
Aug 11th 2011, 03:43 PM
11. ### Cauchy Residue Theorem Integral

• Replies: 2
• Views: 834
Aug 10th 2011, 04:45 AM
12. ### A problem from "Introduction to Topological Manifolds"

• Replies: 10
• Views: 810
Aug 10th 2011, 03:25 AM
13. ### Use CR Equations to show f'(z^n)=nz^n-1

• Replies: 1
• Views: 493
Aug 9th 2011, 10:43 PM
14. ### beginner cauchy integral equations

• Replies: 4
• Views: 444
Aug 9th 2011, 07:14 AM
15. ### lim inf contained in lim sup

• Replies: 3
• Views: 654
Aug 9th 2011, 07:06 AM
16. ### Open sets and sets of interior points

• Replies: 1
• Views: 848
Aug 9th 2011, 03:10 AM
17. ### Complex Analysis - CR equation understanding

• Replies: 2
• Views: 826
Aug 9th 2011, 12:09 AM
18. ### Banach Limit

• Replies: 2
• Views: 419
Aug 7th 2011, 03:16 AM
19. ### semimetric spaces are submetacompact (theta-refinable)???

• Replies: 0
• Views: 462
Aug 7th 2011, 03:12 AM
20. ### Two quick questions on the 'differential' notation

• Replies: 14
• Views: 677
Aug 7th 2011, 02:17 AM
21. ### Why this space is a Banach space?

• Replies: 6
• Views: 624
Aug 6th 2011, 09:51 PM
22. ### Special Unitary Matrices as Manifold

• Replies: 4
• Views: 1,338
Aug 6th 2011, 08:15 PM
23. ### Existence of Real-Valued Functions Satisfying Certain Properties.

• Replies: 4
• Views: 611
Aug 6th 2011, 12:29 PM
24. ### Order topology = discrete topology on a set?

• Replies: 0
• Views: 562
Aug 6th 2011, 11:19 AM
25. ### Bolzano–Weierstrass for bounded functions

• Replies: 0
• Views: 665
Aug 6th 2011, 03:58 AM
26. ### [SOLVED] basic topology trouble

• Replies: 5
• Views: 520
Aug 5th 2011, 11:53 AM
27. ### Value of a binomial

• Replies: 4
• Views: 407
Aug 5th 2011, 05:49 AM
28. ### a question about the borel set

• Replies: 3
• Views: 545
Aug 3rd 2011, 07:28 AM
29. ### Topology question

• Replies: 1
• Views: 383
Aug 3rd 2011, 04:13 AM
30. ### supremum ,infinum ,maximum,minimum

• Replies: 3
• Views: 751
Aug 2nd 2011, 04:48 AM

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