# Differential Geometry Forum

Analysis, Topology and Differential Geometry Help Forum

1. ### Find the supremum and infimum of the following set

• Replies: 1
• Views: 877
Sep 13th 2011, 02:20 AM
2. ### Complex Analysis: Simplifying Polar Form

• Replies: 9
• Views: 458
Sep 12th 2011, 04:16 PM
3. ### Proving properties of bumb function

• Replies: 3
• Views: 444
Sep 12th 2011, 12:38 PM
4. ### Unbounded functional?

• Replies: 0
• Views: 744
Sep 12th 2011, 04:33 AM
5. ### Equivalent Definitions of Tangent Vectors

• Replies: 4
• Views: 526
Sep 12th 2011, 04:32 AM
6. ### Open sets

• Replies: 3
• Views: 474
Sep 11th 2011, 07:45 PM
7. ### why does ∫c dz/(1 + z^4) = 2πi [(-1/4) e^(πi/4) + (-1/4) e^(3πi/4)] = π/√2.

• Replies: 3
• Views: 668
Sep 11th 2011, 06:15 PM
8. ### Complex Analysis: Law of Exponents

• Replies: 0
• Views: 347
Sep 11th 2011, 01:35 PM
9. ### Sketching a complex relation

• Replies: 2
• Views: 869
Sep 10th 2011, 10:05 PM
10. ### [SOLVED] rewrite implicit solution (get u out of an exponent)

• Replies: 1
• Views: 782
Sep 10th 2011, 10:03 AM
11. ### If no proper subset of X is dense..

• Replies: 1
• Views: 452
Sep 10th 2011, 06:03 AM
12. ### Prove a convex function is continuous

• Replies: 1
• Views: 3,738
Sep 9th 2011, 01:47 PM
13. ### Intersection of 2 topologies is a topology proof

• Replies: 3
• Views: 2,722
Sep 9th 2011, 05:21 AM
14. ### Prove measurability

• Replies: 2
• Views: 543
Sep 8th 2011, 11:44 PM
15. ### how to prove that a parameterization parameterizes a surface....

• Replies: 1
• Views: 810
Sep 8th 2011, 01:54 PM
16. ### Disjoint cartesian products

• Replies: 4
• Views: 614
Sep 8th 2011, 12:22 PM
17. ### Inequality to prove involving convex notions

• Replies: 1
• Views: 832
Sep 8th 2011, 12:07 PM
18. ### Help with proving parameterization of ellipsoid

• Replies: 1
• Views: 645
Sep 8th 2011, 07:12 AM
19. ### Jacobian Matrix

• Replies: 2
• Views: 502
Sep 7th 2011, 04:39 PM
20. ### Sets and 3-space

• Replies: 3
• Views: 507
Sep 7th 2011, 08:32 AM
21. ### showing continuity

• Replies: 0
• Views: 416
Sep 6th 2011, 02:53 PM
22. ### complex integral

• Replies: 0
• Views: 523
Sep 6th 2011, 11:26 AM
23. ### Simple Sinusoid Question

• Replies: 0
• Views: 1,076
Sep 6th 2011, 10:59 AM
24. ### a special measurable function

• Replies: 3
• Views: 546
Sep 6th 2011, 08:52 AM
25. ### How to prove such a sequence exists

• Replies: 2
• Views: 496
Sep 6th 2011, 08:49 AM
26. ### integral

• Replies: 0
• Views: 350
Sep 6th 2011, 06:52 AM

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