Recent content by Paragon
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Graduate Proving the Golden Ratio for a W-Shaped Quartic Function
Alright, I quess you double-integrated some quadratic, but I don't mind you to explain a bit more. I think that I got the solution by now, but I'm interested in this, too. In particular, look at this page: http://mathworld.wolfram.com/GoldenRectangle.html Note that this is only my personal...- Paragon
- Post #12
- Forum: General Math
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Graduate Proving the Golden Ratio for a W-Shaped Quartic Function
... ... I'm sorry, but I don't speak English...:smile:- Paragon
- Post #9
- Forum: General Math
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Graduate Proving the Golden Ratio for a W-Shaped Quartic Function
This is nice. But... If that is what I think it is, then you proved the desired golden ratio for a general quartic with any two distinct points of inflection (that's that I did). As the ratio have to involve two distict points of inflexion, there is, I think, nothing more to extent. Hence...- Paragon
- Post #8
- Forum: General Math
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Graduate Proving the Golden Ratio for a W-Shaped Quartic Function
Nope PS: ... and that is not mah meth =)- Paragon
- Post #4
- Forum: General Math
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Graduate Proving the Golden Ratio for a W-Shaped Quartic Function
I formed the following statement: A "W"-shaped quartic function f(x) has two points of inflection B and C. A line through the points B, C passes through f(x) again at A and D. The ratio AB:BC:CD simplifies to 1 : \phi : 1. So, AB = CD and \phi = 1.61803399... , also known as the golden...- Paragon
- Thread
- Function Golden ratio Ratio
- Replies: 12
- Forum: General Math
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Graduate Proof of Rational Root Theorem
Indeed, the fact that the polynomial had rational zeros was a presumption. And p, q are factors of a_0 and a_n. The statement: "A finite sum of integers is clearly an integer itself." hit the nail =) Thanks guys, this helped a lot!- Paragon
- Post #4
- Forum: Linear and Abstract Algebra
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Graduate Proof of Rational Root Theorem
I want to find a nice and elegant proof of the Rational Root theorem, but I get stuck. I read some stuff on the Internet, but I have not found a complete proof of the theorem. Here's my try: Say we have a polynomial: F(x) = \sum ^{n}_{r = 0} a_{n}x^{n} = a_{n}x^{n} + a_{n - 1}x^{n-1} +...- Paragon
- Thread
- Proof Rational Root Theorem
- Replies: 6
- Forum: Linear and Abstract Algebra
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Undergrad Solving x²=-1/2ln(x) with x in (0,2]
Hi,:-p so, I can't solve the embarissing: x^{2} = -\frac{1}{2}ln(x) , where x \in ]0, 2] or (0 < x \geq 2 ) any hep would be nice... thanx for your pacience!- Paragon
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- Intersection
- Replies: 3
- Forum: General Math
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Things It Takes Most Of Us 50 years to learn
One's parents and (especially) grandparents don't know when to stop lying to you...- Paragon
- Post #48
- Forum: General Discussion
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Things It Takes Most Of Us 50 years to learn
54. The truth is to lie in choir, untruth is to lie alone.- Paragon
- Post #28
- Forum: General Discussion
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Things It Takes Most Of Us 50 years to learn
41. We will die- Paragon
- Post #15
- Forum: General Discussion
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Things It Takes Most Of Us 50 years to learn
29. The great question of youth, is that you question the time spent by a thousand fools. 30. As you grow older, you'll find the only things you regret are the things you didn't do. 31. Be happy while you're living, for you're a long time dead. 32. It is not in You, but in...- Paragon
- Post #9
- Forum: General Discussion
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Your favourite Music bands/singers?
amazing - no one even mentioned SlipKnot... -
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IQ Limit: Is There a Ceiling to Human Intelligence?
Our knowledge is as inadequate as the source whence it is coming from.- Paragon
- Post #2
- Forum: General Discussion
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High School Uncertainties and significant figures
A quick question about uncertainties and significant figures: Say, we have some numbers with a particular uncertainty 0.1 of each of them. What happens if the sum of these numbers has a greater amount of significant figures than each of the numbers alone? For instance, 1.01 + 9.99 = 11.0...- Paragon
- Thread
- Significant figures Uncertainties
- Replies: 2
- Forum: Set Theory, Logic, Probability, Statistics