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luca3v

HN member
Joined
Mon, Jul 16, 2012, 7:31 PM UTC
HN karma
70
Public activity
23 items

About luca3v

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Recent public activity

  1. comment
    Comment #39192290

    They prove a new upper bound to a combinatorial quantity that controls the worst-case running time of an algorithm of Dadush, not an upper bound to the optimal value of a given ILP…

  2. comment
    Comment #39164957

    I would have guessed "Dependency" https://xkcd.com/2347/ , but it did not even make the top 10

  3. comment
    Comment #38923473

    Somewhat relatex XKCD: https://xkcd.com/2730/

  4. comment
    Comment #38823925

    The exponential curve does look like a line when you zoom in very close to a point. For example, f(x) = e^x looks linear with slope e^x near x. You can see that, for small epsilon,…

  5. comment
    Comment #38753030

    The analogy would be that if your friend Bob asks you for a $1k loan, you could tell him "done, I am loaning you $1k and for now I am keeping it safe for you; just tell me when you…

  6. comment
    Comment #38743802

    You can see that the market deviates from the model and accounts for the fact that the Brownian motion model of Black-Scholes underestimates the probability of big moves: typically…

  7. comment
    Comment #38567783

    I don't think that this is how it works. In Italy almost all sushi restaurants are run by Chinese immigrants, but we definitely don't think of sushi as Chinese food.

  8. comment
    Comment #38478368

    The article ends with a reference to Trout Tickling, https://en.wikipedia.org/wiki/Trout_tickling , that sounds like some kind of Urban Dictionary euphemism, but is instead exactly…

  9. comment
    Comment #38248362

    I understand that diamonds are the kind of Veblen goods for which people are willing to spend a lot of money because they are expensive, in a logic-defying circular way, and that t…

  10. comment
    Comment #31173725

    I don't know if it's still there in the revision, but in chapter one of the earlier draft of the California framework it said, in a prominent place "we reject ideas of natural gift…

  11. comment
    Comment #28884475

    If one player picks 50 of boxes, the probability of finding a particular number will be 50% independently of the strategy. (Note that sum([1.0/(100-n) for n in range(70)]) is more …

  12. comment
    Comment #28858308

    I am feeling really dumb for asking: the punchline of the comic is clearly that there is something terribly wrong with the typesetting of the business card, but what is it?

  13. comment
    Comment #28834227

    It's probably some kind of universal remote

  14. comment
    Comment #28627959

    https://outline.com/yZRf7g

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    Comment #28475062

    Yes, this is correct! But some people, and perhaps not the grandparent comment, understand the "money creation" point as that money can be replicated infinitely, that is a bank get…

  18. comment
    Comment #28474612

    This is not exactly how fractional reserve banking works. I think that there is a misconception that if, for example, there is a bank regulation that allows 10% fractional reserve …

  19. comment
    Comment #27248060

    $200k is your expected equity payoff if you have a 2% chance that your equity is going to be worth $10M and a 98% chance that it's going to be worthless, which is the simplified mo…

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    Comment #17839972

    SMBC: https://www.smbc-comics.com/comic/time-machine

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