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gregpetrics

HN member
Joined
Mon, Aug 05, 2019, 11:42 AM UTC
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Public activity
12 items

About gregpetrics

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Recent public activity

  1. comment
    Comment #20644160

    Good feedback. I struggled with deciding if I should write activities that illustrate the full algorithm for derivatives and antiderivatives. At this time I left it out, but I do h…

  2. comment
    Comment #20624088

    That's really sad. You might check out the sequence of activities in the Integral chapter of this book to get another perspective on the FTC. I totally agree. It's the entire point…

  3. comment
    Comment #20615882

    Whoops. Page 47. I paraphrase: Sequences "converge" if there exists an N such that the sequence stays within epsilon of p (the mark) for all indexes larger than N. I know it seems …

  4. comment
    Comment #20615611

    I agree Linear and Combi is far more useful once you get going on a technical degree and/or career, but go to a university in the US and check the prerequisites on these courses: C…

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    Comment #20615586

    This. I've Seen it time and again: Great mathematicians who are awful mathematics students get turned away. They end up making great full stack engineers.

  6. comment
    Comment #20615003

    Author of book here. Nice comment, and very interesting question. I am not worried about using "informality" to get more people studying mathematics. The book is informal, but by t…

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  8. comment
    Comment #20613678

    Good point. I've put in a request with Geogebra for the feature. In the meantime, I'm thinking of how I might hack it with what I have now by just using URLs attached to text like …

  9. comment
    Comment #20613389

    It's a "Geogebra Book." Get a free Geogebra account at geogebra.org, and get started writing.

  10. comment
    Comment #20613368

    Hiya. I wrote a more detailed response above. Thanks for sharing your struggle.

  11. comment
    Comment #20613364

    Good point. Thanks. I do think that limit is obvious and equal to 4. The point tends to 4. That said, I also agree the "growth rate" thing is coming in a little too quickly there. …

  12. comment