Recent content by Cruz Martinez

  1. Cruz Martinez

    News Eating Insects: What's Your Limit?

    Isn't that the chinese? To answer the question. I probably would to be honest. I've seen other mexicans eat crickets, by the look of it, they are quite tasty.
  2. Cruz Martinez

    A Two cones connected at their vertices do not form a manifold

    The common vertex is a cut point of order 2, this means that if you take it away from the space, you end up with a disconnected space with 2 components. This is the reason for the failure of your space to be a manifold. You can easily prove that homeomorphisms preserve cut points of order n, and...
  3. Cruz Martinez

    Intro Math Books for Learning Proofs | Jonathan

    I don't think it is essential to read a proof book in order to start doing math. If you're strugging with Apostol I doubt a proof book will help much, better to read another analysis book alongside Apostol or a naive set theory book such as the one by Halmos.
  4. Cruz Martinez

    Topology Introduction to Topological Manifolds by John Lee (prereqs)

    Yes, it is definitely possible. I read much of this book and worked through a considerable portion of the problems before finishing my physics degree. It is pretty self contained, it even has an appendix with some prereq. results from set theory, metric spaces and group theory. The presentation...
  5. Cruz Martinez

    Who is better at Math, a physicist or a mathematician?

    Most physicists who teach themselves pure mathematics are mathematicians at heart, i.e. they have the mindset and the taste for mathematical rigour that is required for high level pure math. I suppose it goes the other way around too: a mathematician can have a taste and mindset for physics, and...
  6. Cruz Martinez

    Understanding the divide white/black/blue

    Surely you can't group all minorities together and then be like wait, the minorities are half of the population, black people are not a minority! Also what i meant with factor in the population ratio is precisely what you mention here. It seems strange to me that black males are more often...
  7. Cruz Martinez

    Understanding the divide white/black/blue

    Dont you have to factor in the fact that the black population is a minority in the US compared to the white population?
  8. Cruz Martinez

    Understanding the divide white/black/blue

    But you made a statement, you have to back it up. It's not about caring what someone else believes. I've been following this discussion. I have a question: In the US, are you required by law to stop if a police officer asks you to stop so he can ask you questions (e.g. you're walking down the...
  9. Cruz Martinez

    Is intelligence determined by popular vote?

    There you go reducing the thread to a single perspective. It's like saying "no-one understands you", it's truthfully 'the majority' and not 'no-one', but you are frustrated to become secure in your falsity.
  10. Cruz Martinez

    Is intelligence determined by popular vote?

    Oh yes, you most definitely are as smart as something.
  11. Cruz Martinez

    Is intelligence determined by popular vote?

    Why do you think I was joking?
  12. Cruz Martinez

    Is intelligence determined by popular vote?

    Is being omniscient a part of having an adapted mind?
  13. Cruz Martinez

    Is intelligence determined by popular vote?

    My mind has adapted to thinking your posts make no sense.
  14. Cruz Martinez

    Is the Empathy Quotient Test Accurate and Reliable?

    I am exactly like that. I think the name of the test is a bit midleading.
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