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integration 

Don't listen to the guy above talking about integration. Integration is NOT the reversal of differentiation. That would be the anti-derivative. Integrals and anti-derivatives are NOT the same thing. But they are connected by the Fundamental Theorem of Calculus.
If a function f(x) has an anti-derivative F(x), the area under the curve from a to b is equal to F(b)-F(a).

This is integration defined.
integration by MIT 2010 January 15, 2007
Words you can keep

integration 

the mixing of blacks and whites during the 30's and 40's
Integration sucked when Elvis was around
integration by Atticus Coon May 13, 2005

integration 

A mixing of some sort.
(Fruit poisoning) <------not good
integration by conk April 5, 2004

integration 

the reverse process of differentiaton

we know that, for example if f(x) = 2x^3 - 5x^2 + 3x -7
then f'(x) = 6x^2 - 10x + 3

This process can be reversed.

In general, y = x^n -> dy/dx = nx^(n-1)
So, reversing this process, it would seem that dy/dx = x^m -> y = (1/(m+1))x^(m+1)

The general process of finding a function from its derivative is known as interation.
Given that dy/dx = 12x^2 + 4x - 5, find an expression for y.

y = 12((x^3)/3) + 4((x^2)/2) - 5((x^1)/1)

It would seem that
y=4x^3 + 2x^2 - 5x

but that is not quite the complete answer

Whenever you differentiate a constant you get zero,
e.g. y = 7 dy/dx = 0
and so the expression for y above could have any constant on the end and still satisfy dy/dx = 12x^2 + 4x - 5
The answer to this example is therefore
y= 4x^3 + 2x^2 - 5x + c, where c is a constant.
integration by hotgirl69xxx December 22, 2004

Integration Hell

When during integration that doesn't go smoothly (they rarely do) an engineer start questioning the life choices that got him into this mess.
co-worker: how is integration going?

engineer: I should have went to arts school. If only I wasn't so dependent on my fathers approval
co-worker: so... the usual integration hell?
engineer: I think the only way to fix this bug is to leave my wife, foreclose on the mortgage and move to maine to open a small bakery

Integration by Parts

Arguably one of the more challenging concepts to learn in integral calculus, integration by parts is the process by which you find the integral of 2 expressions multiplied together. The most common formula for doing this is "udv = uv -integral(vdu)," but an easier way to view it is "uv = (u * integral(v)) - (integral(u' - integral(v))"
Integration by parts is a very tricky concept to learn at first, but with some time and practice can become easier to do and often amusing for calculus students.

Integration hell

A term used by programmers when they try to make several mechanics that work on themselves work with each other the attempt at fixing this mess is called integration hell because strying to fix a part of the program without messing up other parts of the program is really hard
ex: trying to make the program work without making it unneccesarily long or very laggy is integration hell.

- a person who dosent know much about programming.
Integration hell by anonymous December 13, 2022
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High School Liquid 

A person who can freely travel between and fit in with all high school social groups and classes.
He is high school liquid, he ate lunch with the nerds and hung out with the jocks after school.
High School Liquid by Thaedris July 30, 2008
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Purple Patch 

To describe coming into something good, coming into good luck and or good times.

Like walking over small green hills in the countryside then coming across a purple patch of flowers, thus it being unique and out of the ordinary.
I hit a real purple patch.

The other day this good thing happened unexpectedly then I was lucky with this, it was unique, I hit a real purple patch.
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(Ewokese) Freedom!
And dying in yo' bed many years from now, would ya be willing ta trade all da days from dis here day ta dat fo' one chance, just one chance, ta come back here as young men an' tell our enemies dat dey may take our lives but dey will never take our freedom ... YUB NUB!
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