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Archived threads in /sci/ - Science & Math - 324. page
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File: Screenshot from 2016-03-09 18:35:25.png (58 KB, 1005x722) Image search: [Google]
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Hey /sci/, I made a finite difference method heat transfer shape optimizer.
11 replies and 5 images submitted. Click here to view.
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>>7920952
post code
>>
>>7920965
It's really messy because I'm still doing lots of stuff to the code, but

The core program:
https://gist.github.com/anonymous/bf34a1014e9fa4317b22#file-optimizer-m

And the cavity remover:
https://gist.github.com/anonymous/bf34a1014e9fa4317b22#file-isvalid-m


Also have another pic.
>>
You the same guy from /dpt/?

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Was Charles Darwin ultimately only seeking to fulfill the philosophical objectives of the Deist movement with his forming of the theory of evolution, which was in reality built entirely upon the beliefs instilled in him by his grandfather Erasmus Darwin? Does this put the entirety of his work into question?
13 replies and 2 images submitted. Click here to view.
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NICE MEME XDDDDDDD LLLLOOOOLLLL
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>>7920756
This isn't a meme. I don't think it's any secret that Erasmus Darwin and his constituents in the Lunar Society of Birmingham were actively pursuing the objective of dismantling the authority of faith and sacred texts by forming philosophical systems that would weave the entire story of creation from it's beginnings up until the current day. It's not particularly far fetched to believe that Charles Darwin carried the torch of his grandfathers ideals and wished to further this objective with...
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>>7920778
Also, when are we going to acknowledge that the ideologies of racial supremacy that emerged and drove the engines of colonialism in the third world are all directly built off of the foundation of Charles Darwins work?

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could this solve it?
if we take the initial premise of an unmanned maintenance trolley careering down a hill, would derailment be a viable third option?
I accept it doesn't apply to the fat man version.
15 replies and 3 images submitted. Click here to view.
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>>7920434
The only legal option is to do nothing. Get involved and you are guilty of murder
>>
Ethics is aesthetics.

So it doesn't count.
>>
I assume that the derailment would halt the trolley before it could cause any deaths
>>7920470
let's say a man heavily infected with advanced ebola agitatedly tries to get on a bus full of people.
the only way to prevent him getting on is by killing him.
let's assume you alone are wearing a full hazmat suit to remove self defence from the equation.
what is legal...
Are you guilty of murder by giving a man condemned to a horrible death a swift end?
Are you guilty of murder knowingly allowing dozens...
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Is it better to do math/science work in pen or pencil?

also post favorite pens/pencils
172 replies and 43 images submitted. Click here to view.
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>>7920291
I prefer doing work in pencil as I'm prone to many mistakes. I do my notes, however, in pen.
>>
>>7920291
Doing it in pen is better for practice.
You have to know the steps and not make simple mistakes
>>
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>>7920291

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answer me this /sci/:

why stare into the vast depths of space and learn about exoplanets, galaxies, black holes, quasars, supernovas and other shit in the universe when we can NEVER go there because of the speed of light limit?

IMHO instead of spending billions of dollars on useless telescopes, detectors and interplanetary probes to chase fantasies, we should focus the money into research where we try to actually build a working (not an animated proof of concept BS), AN ACTUAL WORKING rocket engine that can atleast reach 10% of the speed of light at a relatively...
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13 replies and 3 images submitted. Click here to view.
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Nearly all "science" is useless. Astronomy has the advantage of rarely being actively harmful or misleading.
>>
>>7919953
Depends on your attention span as a human being I guess. Before the earth existed the universe existed and after the earth and sun are gone the universe will continue to exist. Information in the universe is never created or destroyed just ever rearranged, so you exist in the past, in the present and in the future. Even before you were born and you will continue to exist after you die as the rest of the rest of the universe. Are you important? Probably not.
>>
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>>7919953
>Why bother studying the Sun when we can never fly into it?

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So what is the hardest equatation you ever had in your opinion

Pic not really related but try it
47 replies and 10 images submitted. Click here to view.
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Nice homework OP
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>>7919757
Lol it isnt
>>
I never had an equatation.

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Anyone trying to get into machine learning? I have a only a simple background in econometrics and poor programming knowledge but this is a game changer. I'm following Andrew Ng's course on coursera (stanford course) and it's still just regressions but I can't wait to try and mess with images, audio files and even AI.

Any idea on what would be important to focus on after I finish the course? I'm so hyped that I'm spending all my free time reading up on it. Is there any hope of getting a job with that after a while? Who needs machine learning...
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14 replies and 4 images submitted. Click here to view.
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b yourself
>>
What is your statistical background?
>>
>>7919622
Just be yourself.

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Is it true that people like cats because of toxoplasmosis?
11 replies and 1 images submitted. Click here to view.
>>
No, that theory is stupid. People like all kinds of animals. I wouldn't even say cats are more popular than dogs, or ferrets, or turtles, or whatever animal a person happens to own.

The features that make people love animals is familiarity, and that they have features that resemble infant humans (animals people like tend to have large eyes)
>>
>>7919604
nope
toxoplasmosis evolved with rodents and shit , its not built to work with humans but it probably does something because theres some statistical differences between people with and without toxoplasmosis , i think people with it and more likely to suffer from schizophrenia and some other disorders but its not a huge correlation .

it probably cant work in a human brain so it just fucks around and causes trouble
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>>7919626
>>7919638
That's what the parasite wants you to say.

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Are you doing your part to prevent the inevitable heat death of the universe?

I didn't even get out of bed this morning
14 replies and 1 images submitted. Click here to view.
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>>7919472
>inevitable heat death of the universe?
that happens if you make ungrounded assumptions about the universe .

ur just a kek OP
>>
>>7919494

fuck off and be greatful OP is doing such a good job.
>>
>>7919510
>being alive
no hes not .

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>fahrenheit
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>>7919456
>drakeposting
>>
>>7919456
>Drakeposting
>>
Finally a yellow no thanks man meme thread whose meme arrow item is relevant.

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What music do you like to listen to when programming or analyzing data?
12 replies and 3 images submitted. Click here to view.
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>>7917019
>>
>>7919403
Vaporwave obviously.
>>
i listen to youtube videos on bullshit woo like chiropracty, energy healing, crystal magic, astrology, psychology, orgone energy, EMF/morgellons, sovereign citizen shit, weird shit like that

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<simulacra and simulation theory>
15 replies and 4 images submitted. Click here to view.
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He double majored in philosophy and math
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Lmao I can already tell this is going to be a great thread.
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>>7919367
Just because pic is different I'm on to you gorilla poster. I recognize your style.

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Not a polfag here, but I just want to know if there are psychological diferences on average between human races.

I'm curious if pol is right on that topic and if each human race has subtle diferences that may answer why there's diferences between human cultures.

I dunno, I just want some information of real science students.
255 replies and 29 images submitted. Click here to view.
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>>7919281
>Not a polfag here

>>>/p...

Fine, I'll bite. The kind of explanation you're seeking, science cannot provide. Such understanding of the brain (I assume you're referring to neuroscience since psychology is a pseudoscience) is FAR away into the future so might as well not ask. There might be differences, there might not be. Maybe civilizations and cultures are defined by the few people who lead them (most likely), maybe they...
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>>7919294
any book that explains the diferences between human cultures?

I just wonder what if blacks are lazier because of evolving in a tropical climate while whites had to deal with preparing and planing to not die in the winter?
>>
>>7919311
>not from pol
>>>/pol/

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Is depression curable?
92 replies and 11 images submitted. Click here to view.
>>
yee
>>
yee
>>
yee

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Why does computer science make the autists on this board so upset?
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no
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>>7918608
lmftfy
>>
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>>7918608
>this is what ponyfuckers actually believe

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