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Archived threads in /sci/ - Science & Math - 247. page
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>Aquatic Apes
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>>7974805
>Arborial Gliders
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>Euclidean space-time
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>>7974805
>perpetual energy generators

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Daily reminder that an MSci is just a glorified BSc degree, with no practical use besides fooling stupid people into thinking you got a real post graduate degree.
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>>7974779
The more recent MSci degree, now offered by UK institutions, is an abbreviation for Master in Science. It is equally reputed and acknowledged by employers within the UK and internationally. According to the UK National Qualifications Framework, an MSci and other such master's degrees (MPhys, MChem etc.) are termed integrated masters and are classed as level 7 qualifications—the same level as a Master of Science or Master of Arts degree.[3]
/Thread
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>>7974779
Stepping stone to getting into a better PhD program than you could otherwise.
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>>7974779

BSc includes all your prereq, english, math, chem, physics, literature, history, diversity, international stuff
MSc is bringing all that together to understand a very specific topic with extreme concentration
You don't need to be smart to get either, but they are completely different academic experiences

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Is this guy cool? What does /sci/ think of him? I don't know much about him but Apple is holding a free event with him near my school next week so I figured I'd attend. Good idea or no?
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Make your own choices you stupid dumbfuck
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>>7974758
Ask him how it feels to get Neils sloppy seconds.
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Ask him about the moon landing being faked. He usually gets a kick out it and will shake your hand if you do.

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In theory, science, and math; can a negative exist without positive?

No troll
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>and math
Leave math out of this. These words mean something different in math.
They mean different things in science too. You need to specify and define what the hell you're talking about. Otherwise this is just gibberish.
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>>7974651
Pop religion, no troll. Imagine a world without it!
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>>7974651
>can a negative
No. Now guess what I'm saying no to.

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What math do I need to know past ODEs and linear algebra to solve turbulence?
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>>7974631
At least PDEs
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>>7974631
Chaos theory adds an interesting perspective.
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vector/coordinate stuff, matrices a lot, numeric methods, different approximation methods for simplifications(perhaps software specific), a bit integral stuff

FEM and CFD are quite similar in terms of math

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So pure mathfags how does it feel to be unemployed and intellectually inferior?
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Biology a best.
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Djikstra is one of the few people actually worthy of calling themselves a computer scientist. Knuth is a meme.
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>>7974600
I googled this guy, and his quotes seem to be the most famous thing about him.
Cool.

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Mechanical engineering student here. What's a good resource for learning about combinatorics and its practical applications?
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More specifically, I'm looking to get into extremal combinatorics. I haven't worked with this stuff at all before, though, so any sort of introduction would work just as well.
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>you want practical application?
>you want easy introductory course?
Too bad, here read COMBO.
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>>7974738
I'm not really looking for proof autistry. I'm focused on actually doing useful things with it instead of solving cute little math puzzles.

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considering if the meteor didn't hit 65 million years ago and large dinosaurs didn't go extinct would it be impossible for tool-using creatures like humans evolve?

would the lack of large predators be an essential environment for us to evolve? considering our ancestors didn't have to worry about giant or fast monsters like the T-Rex, Velociraptors etc, eating us.

also would alien planets have to have the same catastrophe to happen in order for them to have intelligent life at some point?
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We might still evolve. But it prob would be very different
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Without the chicxulub impact event, small marsupial creatures would never have had the chance to become dominant.
Then there wouldn't have been mammals like us.
Human intelligence is just a random happenstance. If countless variables had been slightly different we never would have existed.
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We didn't evolve as tool users until the last million years or so, long long after that event. And we certainly had predators.

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If you lived in the center of the milky way, would it be hard to sleep?
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>>7974364
I'm assuming that "you" would be an evolutionary product of a world orbiting a star near the center of the Milky Way, in which case, no. You'd be very well adapted to it.

As for a human, you might have a hard time if you're camping. The night sky would be bright enough to comfortably read by. But, of course, you could always go the fuck inside and use some blackout curtains on the windows.
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>>7974364
There is a supermassive black hole at the center of the galaxy surrounded by stars too large to harbor terrestrial worlds like earth
Nobody lives there
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Yes, it's hard to sleep when you're dying of radiation sickness.

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teach me the ways senpai
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Bump
Someone lay it on this man

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I fur trap and hunt for food, thus I kill a lot of animals. I want to make a knife out of the blood of my enemies so to speak. How do I extract iron from their blood?
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Dilution by magnetic filtering.
Although you'll need a looooooooot of blood to make a knife from blood. And the extraction process will probably take time as well.
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>>7974129
About .01% of the body is comprised of iron. So assuming you find a 150 pound man, you'd get around 6-7 grams of iron. so you could make a really small dagger. Like really really small. As for the actual amount of iron you need to make a knife of any particular dimension, i am not sure, but you will surely need more than 7 grams
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>>7974143

Can it be done /diy/, or do I need expensive science equipment?

>>7974149
I'm asking how to extract iron and you literally could not or chose not to comprehend my question. I already know how much iron I need to make a sword and on average how much iron I could get out of a deer or bear.

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No Pre-Calculus/Calculus I-III questions allowed.

Anything else is fair game.
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Homework threads are against the rules faggot.
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Why come they replaced numbers with letters in Algebra?
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I'm looking for a categorical semantics of objects (as in object oriented programming).
I've found two papers with that topic in the title but haven't looked at it yet. But if someone knows or thinks about it, and wants to do a rant, that would be neat

(I'm writing a GUI for talking with spectrum and network analyzers, but in Python, and I'd like to promote the flowcharts and brainstorming bubbles to typey diagrams)

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I've spent the day looking at subsets of groups and trying to prove if they are also subgroups of the same group.

For example, take the group U(8) under multiplication modulo 8, you can see very quickly that there is a subgroup isomorphic to U(6) under multiplication modulo 6 (see the image).

I'm wondering if there's a quick way to tell how many subgroups of order n there are of a particular group.

For example, how many subgroups of U(8) are there of orders 1, 2, 3 and 4?
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But why?

You might as well be solving Sudoku puzzles.
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>>7973969
sylow theorem
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>>7974001
Well firstly, for the same reason as one might solve a Sudoku puzzle: fun.

Secondly, (and more importantly) I have a module for which there will be an exam at the end of this year and I want to be able to cut my time down as much as possible on these types of questions.

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Get in here faggots:

http://www.nasa.gov/multimedia/nasatv/
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I always get so tense watching these

>pic related
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no space fags?
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20 metres before penis inserted into vagina

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Any nutritional scientists or dietitians here?

What exactly should we be eating? Like what % vegetables, meats, sugars, etc.

Also, side question: Exactly how detrimental to the body is caffeine? I have it every day, multiple times a day.

Pic unrelated.
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>>7973778
Eat mostly vegetables, minimise meats (really minimise processed meats) and really really minimise sugars and refined carbs unless you're exercising (high duration) or coming out of an exercise. Go for a half veg, a quarter protein (meat, soy (but soy isn't much better than meat), fungal protein, etc.) and a quarter carbs, but adjust proportions based on individual needs. Your body will tell you how much you need

Caffeine is beneficial in moderation (and I stress moderation). Multiple times a day is a lot though. I'd cut down to 1 or 2 a day
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>>7973862
>minimize sugar
Fruit is great
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>>7973778
Alot of prebiotic food. Oat meal is the best prebiotic food there is.

Besides that some meat little bit of fruit. Refined sugar so bad anything cooked in oil is bad.

Liposomal vitamins and minerals are great. Olive leaf extract is great for your heart.

B100 complex and multi vit and minerals every day.

Colloidal sliver gel really speeds up skin healing. Kills virus fungus and bacteria.

Liposomal vitamin c is a must
Liposomal glutathione can really help you over come a hang over.

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