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Archived threads in /sci/ - Science & Math - 1132. page

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/sci/ im thinking of making a combinatoric tree of actions that may or may not lead to getting laid so i can find the optimal solution to getting a girl have sex with me without relying heavily on money, crime, or any other weighted factors which are considered comprimises i'd say.

thoughts? is this a viable endeavor? im thinking i'd put in a variety of stat points for each pathway so that each anon can put in their attributes and then each pathway's probability of success is analyzed and given either a no or yes.

you basically go through various forms of dialogue, actions, all in the several orders of magnitude in depth. it will probably take my whole life to complete, but in the end of it all, i think i'll finally crack the code to getting laid.

thoughts?
16 posts and 1 images submitted.
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>>8515929
Sorry, won't work. How to get laid is uncomputable; this was proven as a corollary to Barnett's theorem.
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>>8515937
You're wrong. Barnett's theorem explicitly states that you can't compute how to get laid with absolute certainty. It makes no claims as to producing approximate algorithms towards that end, if you know what I mean.
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>>8515929
I only asked for sex once ..

It was the very first time.

I was at a bar with a friend who knew several girls.

we sat around a tabel and at some point I found I was getting along with one of them ok and blurted out; Would you like to make love?"

She laughed but wuickly said not tonight but we'll keep in touch.

So after that I never had to seek sex again.

Females were always the ones to instigate sex with me.. it was always an unspoken, electro-chemical reaction of a spontaneous kind...

if you have t to use a formula I;d probably consider monk-hood.

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in terms of science?
21 posts and 3 images submitted.
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>>8515525
If you care about the history of science, yes, otherwise no.
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>>8515543
was it an important book in the history of science?
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>>8515546
what?

its probably the most important book in the history of science, the only one i can see being more influential is either Euclid's Elements or the Origin of Species

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I wana know the opinion of bright minds like /sci on the topic:

If aliens are real, how old are they?
probably as a race like 5 milions years
gone trough shitload of evolution stages (probably were humans too)

why would they want to communicate with us at this point?
19 posts and 4 images submitted.
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>>8515362
>why would

sry i ment
why wouldnt*
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>>8515365
maybe they think we would kill ourselves with nukes if they apply pressure on our fragile establishments
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>>8515373

so theres basically no possibility "they" would contact anyone

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What advantages do variable foward swept "switch blade" wings provide?
29 posts and 8 images submitted.
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>>8515275
They provide +2 agility
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>>8515275
I've heard that forward swept wings give increased maneuverability at the expense of speed, but i don't really know.
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>>8515275

>better high alpha performance
air flows inwards from the tip to the root instead of the other way, so ailerons remain in control at high angles of attack and nasty tip stalls become nice root stalls

>lower weight due to structural stuff

>less drag esp. at transonic speeds

What are some /sci/ence related tools, electronics, or machines that I could give to my friends on christmas?
19 posts and 2 images submitted.
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Interest bump
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>>8515130
Depends. What field(s), and what is your price range per gift?
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>>8515130
A laptop

And some guides.
31 posts and 2 images submitted.
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>>8514993
People who work computer simulations are experimental physicists, you dummy dumb dumb.
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Fortran.
>>
Haskell.

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stranger things
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STOP, DONT TOUCH ME THERE, THIS IS MY PRIVATE SQUARE
[]
R, A, P, E, GET YOUR DICK AWAY FROM ME
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FUck wHite peopLe
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Wtf is this thread

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What are the chances of this thing not exploding just like the last few, /sci/?

Personally, I'd give this mission a 15% chance of success.
39 posts and 10 images submitted.
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Dual-use payload?
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>>8514542

They did blow up a jew sattellite last time, so we shouldn't be too unhappy about the loss.
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Is there a mathematical objective way to beat the house?
37 posts and 3 images submitted.
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>>8514353
No because by county law the casino is allowed to pay only 33% of all money used in 24h on a table or machine which makes it rigged from the get go.
Dont be stupid and waste time and money.
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Depends on the game.
>>
Beating blackjack is known. Beating poker is impossible--the house takes no risk. Scientists have used secret laser measurements to cheat at roulette and beat the house. Depends on the game.

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Hey /sci/

I was wondering - what are the problems of modern science. Are there any at all or is it perfect a it is, if not what are the problems and where do they stem from?
24 posts and 3 images submitted.
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>>8514307
self bump for interest
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>>8514311
last attempt to get some attention
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Autistic questions on /sci/

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Structural engineer faggot here

Let's see how /sci/ does

What is the normal stress (in the longitudinal direction) at each of the 5 points? Assume the plate has a unit thickness.

No finite element analysis allowed, first principles only.

A, B and C are assumed to be 'very close' to the top edge. D and E are midway between the short edges.
19 posts and 1 images submitted.
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Fuck this horse shit. Give me some pure math.
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>>8514300
Are you autistic?
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>>8514341
>spends his entire day looking at ibeams in autocad
>calls anyone else autistic
LEL

IT IS IMPOSSIBLE TO FABRICATE THIS

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So so called "scientists" believe theres a finite number of atoms in the universe estimated at 10^82
Then why theres growing number of people on the planet? and why do populations grow. Do they take this atoms from air?
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>>8513807
>Do they take this atoms from air?
yes, obviously, you stupid brainlet.

you think you're SO SMART, huh? you think you're teh first person who thought of this?
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>>8513807
Law of Conservation of memes

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am bored and wow crazy cool facts are fun i guess. never have done this before so yeah.
40 posts and 2 images submitted.
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so here's a little fact to start this, if a sun were to pass to close to a black hole it can rip the black hole apart
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>>8513752
About 65 billion solar neutrinos pass through every square centimeter of your body per second (perpendicular to the direction of the sun). They fly right through you, through the earth, then out the other side. Almost none bump into anything, they just go right through unhindered.

A neutron star is so dense that one teaspoon (5 milliliters) of its material would have a mass over 5.5×10^12 kg, about 900 times the mass of the Great Pyramid of Giza.

Termites are more related to cockroaches and mantids than they are to ants.

The sun loses around 4.4 million tonnes of mass per second by converting mass into energy through nuclear fusion (E=MC^2). It also loses around 1.5 million tonnes per second via the solar wind. Since its birth, the sun has roughly lost over 100 earth-masses via these processes.

The expansion of the universe is accelerating, meaning even if we departed on a spaceship right now and could travel at light speed (which is impossible, but just for a thought experiment), 93% of the galaxies we can see in the observable universe will forever be out of reach.
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Laws of physics (as they are currently known) allow for a person to travel to another galaxy in a lifetime. At 1 G constant acceleration it takes around 20-25 years IIRC to get to Andromeda. You just need to get to high speeds so your aging will slow down so you will need an awesome power source for this. And it was like 40-50 years to travel billions of light years at 1 G acceleration.

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Are we currently going through a magnetic dipole reversal?

Current estimates show that the magnitude of earth's dynamo has decreased by 9% since 1840, and in 1900 years from now, the magnitude will be zero, which is exactly what you'd expect for a magnetic dipole reversal. They happen randomly, but on average they happen once every few hundred thousand years (it's been over 700,000 years since the last one) and it takes a few thousand years for the current magnetic field lines to diffuse out so that the new ones can be replaced.

Am I misunderstanding something or is it happening NOW?
22 posts and 4 images submitted.
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I guess that there are always random fluctuations in the strength of earth's magnetic field, but still, we are pretty much due for another reversal. And if the magnetic field does go to zero, the humans living on the planet at the time will be fucked.
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I don't think it flips all at once. Reversed pockets appear, disappear, stick around, eventually outnumber the normal ones then your poles have officially flipped.
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>>8513576

watch this


https://youtu.be/iQEzbael1vA?t=4316

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I am having some problems coming up with a hard mil sci-fi setting. Here are some topics for thought.
Graphene tipped penetrators
Graphene jacketed projectiles
Graphene mesh armor
Infantry whipple shields
Graphene whipple shields
Material or metamaterial which absorbs electromagnetic field
Materials with high energy particle scattering properties
Materials that absorb or block cosmic rays
Feasibility of any kind of infantry energy weapon (weapon would need to be adjustable for environments with different atmospheres).

Essentially my problem is this: You have a sword so you make armor.
You make a gun that defeats armor, armor is now useless so you wear clothes.
Now you invent ballistic armor, so you need small caliber high velocity weapons.
Now you have high velocity weapons, so once again armor is useless because even though your armor survives the hit the person dies from the shockwave.
Now you have extreme performance shock absorbing material so armor is back in the game.
Meanwhile energy sources become small, materials become lighter.
Eventually you get to an interesting point. Small caliber hypervelocity rounds can be stopped with simple whipple shields, the whipple shields can be destroyed by lower velocity rounds but armor is good enough to stop those rounds and absorb the shock wave.
Assume infantry and the human(biological/partial biological) element is always in use due to philosophical or religious reasons or because fighting occurs in environments like temples which no side is willing to damage.
Weapons like radiation, poison gas, and energy weapons wouldn't be forbidden by law.
Anyone have any thoughts on this?
33 posts and 2 images submitted.
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>>8513346
Go ask >>>/k/
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>>8513359
/k/ is actually my main board. That being said, I'd never trust them for anything science related considering "deflagration" is only in the vocabulary of 1% of the posters.
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>>8513372
A lot of what you seem to be saying is independent from the science though. You laid out an arms race that would also have an impact on small scale tactics, equipment and other things that /k/ would very much have more insight on than anyone here.

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