gajjanag

25 ms·

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by gajjanag 9y ago
This issue is recognized by many professional mathematicians. An example of a good effort to combat these tendencies is a course by Prof. Bhargava at Princeton, where he introduces good mathematics through card tricks and games: https:&#x2
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by gajjanag 9y ago
Thanks a lot for this endorsement of his functional analysis book. I never got around to understanding functional analysis properly; mainly because I don't work on PDE's/control theory that would have used the ideas more heav
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by gajjanag 9y ago
Really good stuff from what I could tell from a glance at this! "Linear Algebra Done Right" is a terrific book, though personally I favor Lax's book: "Linear Algebra and its Applications". I have not studied Terence
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by gajjanag 9y ago
Just to add to the above, this is also reflected in historical GDP figures (pre Renaissance say): https://infogr.am/Share-of-world-GDP-throughout-history
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by gajjanag 9y ago
The issue raised by this article is discussed in a broader context in the excellent book by Cathy O'Neil: "Weapons of Math Destruction: How Big Data Increases Inequality and Threatens Democracy". The dangers of proprietary, s
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by gajjanag 9y ago
Back when I took signal processing, I remember our professor making a very insightful comment. I sadly don't remember his exact words, but it went something like this. "20 years back, everyone wanted CD's for music, today it
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by gajjanag 9y ago
> The rest of the STEM fields --- including mathematics --- have closer to 50/50 Citation needed for this. From a quick look from a paper: https://arxiv.org/pdf/1606.06196.pdf it seems like this statement is tr
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by gajjanag 10y ago
All fine, but which industry would fund research in e.g algebraic geometry or black hole physics?
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by gajjanag 10y ago
Since you mentioned that you are a math student, I highly recommend Stein and Shakarchi's "Fourier Analysis: An Introduction". It is a rigorous treatment that covers a lot of the essentials of Fourier theory, while also cover
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by gajjanag 10y ago
I do not agree with your point, for various reasons already elaborated upon in the comments section here. Regardless of that, I find it very puzzling why you don't simply email the authors with your critique, instead of writing a prett
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by gajjanag 10y ago
> Nothing new under the sun, the rest of us suffer while the top part of society buys their 3rd house and 2nd boat. And yet some of these people can say that they were "dead broke" with a straight face: http://www.po
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by gajjanag 10y ago
> He references one of my favorite functions, 'nextafter'. http://en.cppreference.com/w/cpp/numeric/math/nextafter It is a cool function. I remember using it for some testing I did while ch
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by gajjanag 10y ago
> Does anyone know more about this? Are there any chips out there that support it? Not an answer to your question, but I found out recently that there is definitely significant interest in ideas like interval arithmetic in hardware among
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by gajjanag 10y ago
> Bring to a boil then leave on low for a couple of hours. Alternatively, since you mention this above, one can use a Blendtec or Vitamix grade blender to friction-heat the liquid. Apparently this is more energy efficient than microwavin
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by gajjanag 10y ago
> Meanwhile, Bitcoin with its hard limit on coin supply, will likely experience some miner incentive perversions when rewards become dominated by fees rather than coinbase. If you are into this stuff, there is some interesting research o
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by gajjanag 10y ago
Excellent. More generally, there is this fantastic repo on github that lists a bunch of such things that can be tweaked in about:config (mostly from a security/privacy standpoint): https://github.com/pyllyukko/user
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by gajjanag 10y ago
Well, he did hire Bush and Obama campaign managers: https://qz.com/882475/facebook-fb-ceo-mark-zuckberg-hires-da... Associated hn discussion: https://news.ycombinator.com/item?id=13371991
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by gajjanag 10y ago
> With that said and not to diminish the good work. It is sad and eye-opening more progress has not been made on these issues. The reasons for this are not hard to find. Indeed, you hit the nail on the head in the next paragraph by point
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by gajjanag 10y ago
> I have tons of choices available and share the GP's question about the trendiness of piling on the hate train. I've done that comparison in a fair number of cities and “same items for less” has never been true on a consistent
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by gajjanag 10y ago
> It's serfs and masters, and it always has been. This is an excellent point, whose magnitude I have come to appreciate more recently. One of my favorite ruminations on the fundamental role that inequality plays in civilized society
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by gajjanag 10y ago
> I had been using Arch for over 5 years and I really enjoyed it but these days it's just not worth the effort. I had to format my hard drive and start from scratch and just didn't want to go through the pain of setting everyth
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by gajjanag 10y ago
> That doesn't mean this is a good practice. In fact, I would argue that this type of thinking has created far more harm than good for both the IT industry as well as the companies that adopt this harmful practice. > Case in poin
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by gajjanag 10y ago
Thanks a lot for this pointer. I noticed just now that there is another hn discussion on recent developments on this front in GCC: https://news.ycombinator.com/item?id=13153320 . I do wish there was a portable solution thoug
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by gajjanag 10y ago
The thing is that such engineering of healthy food is not really needed in developed countries with reasonable income levels. Yes, if one wants cheap processed food that is healthy, one needs significant engineering. The raw ingredients tha
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by gajjanag 10y ago
I first came across this idea in an excellent book by Olle Haggstrom: "Here Be Dragons: Science, Technology and the Future of Humanity", which talks more generally about large scale/long term problems for humanity. It is the
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by gajjanag 10y ago
I would also add that the author's book http://earlyretirementextreme.com/ere-book is great, and lets one get the essential points of what he has to say without trawling through numerous posts.
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by gajjanag 10y ago
> I always cringe when developers compare compiler-optimized C to 'hand rolled' assembly. In the dawning age of SAT-based program synthesis and vectorization-aware superoptimizers, it's extremely anachronistic. It only sho
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by gajjanag 10y ago
This is definitely not a ridiculous idea. Basically, this will make politicians have more "skin in the game". Otherwise, there is a misalignment of incentives for the elected representatives as you point out. For an (unrelated) ex
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by gajjanag 10y ago
> I don’t understand how anyone finds this comforting, however. Why can't it be viewed as a source of comfort? At a longer time scale, even life on earth won't exist as the sun dies. At a sufficiently long time scale, none of t
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by gajjanag 10y ago
> CRISPR requires some manual steps in the lab to make it work well. You can design the protein and guide RNA and spacers until you're blue in the face, but if you can't find a specific enough cutting site on the genome, or one

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