WishingFish

# 95 Questions

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### Local diffeomorphism is diffeomorphism provided one-to-one.

Jul 2 '13 at 4:52 Community 1
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### GP 1.3.9(b) Every manifold is locally expressible as a graph.

Jul 3 '13 at 23:24 WishingFish 1,015

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### Prove that $\phi_1 \wedge \cdots \wedge \phi_k (v_1, \cdots, v_k) = \frac{1}{k!}\det[\phi_i(v_j)].$

Jun 25 '13 at 0:06 anon 72.6k
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### If $f$ and $g$ are immersions, show that $f \times g$ is.

Jul 2 '13 at 14:01 WishingFish 1,015
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### A differential topology problem.

Aug 8 '13 at 1:12 WishingFish 1,015

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