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ThaG

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Jun 30, 2005
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n ellipsoid is a type of quadric surface that is a higher dimensional analogue of an ellipse. The equation of a standard ellipsoid body in an x-y-z Cartesian coordinate system is

{x^2 \over a^2}+{y^2 \over b^2}+{z^2 \over c^2}=1

where a and b are the equatorial radii (along the x and y axes) and c is the polar radius (along the z-axis), all of which are fixed positive real numbers determining the shape of the ellipsoid.

If all three radii are equal, the solid body is a sphere; if two radii are equal, the ellipsoid is a spheroid:

* a=b=c:\,\! Sphere;
* a=b>c:\,\! Oblate spheroid (disk-shaped);
* a=b<c:\,\! Prolate spheroid (cigar-shaped);
* a>b>c:\,\! Scalene ellipsoid ("three unequal sides").

The points (a,0,0), (0,b,0) and (0,0,c) lie on the surface and the line segments from the origin to these points are called the semi-principal axes. These correspond to the semi-major axis and semi-minor axis of the appropriate ellipses.
http://en.wikipedia.org/wiki/Ellipsoid

^Wow, you're ignorant..
Funny how you posted the same thing as me...

Are you even able to comprehend the meaning of the equations??

It clearly says: a=b<c -> prolate spheroid and c is bigger than both a and b for an egg

moreover a and b are typically different
 
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ThaG said:
Funny how you posted the same thing as me...

Are you even able to comprehend the meaning of the equations??

It clearly says: a=b<c -> prolate spheroid and c is bigger than both a and b for an egg

moreover a and b are typically different
Cretin, you're side-stepping the point and applying your own original research of what the ideal egg is with out adhering to the data, and it still doesn't exclude your unusual claim that an egg isn't a spheroid, while insisting that it is a prolate spheroid. This makes absolutely no sense and either conversely, you don't understand the said equations or you're just dumb, deaf, and bind..
 

ThaG

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ParkBoyz said:
Cretin, you're side-stepping the point and applying your own original research of what the ideal egg is with out adhering to the data, and it still doesn't exclude your unusual claim that an egg isn't a spheroid, while insisting that it is a prolate spheroid. This makes absolutely no sense and either conversely, you don't understand the said equations or you're just dumb, deaf, and bind..

For an egg to be a spheroid it has to have an additional plane of symmetry

Most eggs don't and this is what the data shows

But they are almost all prolate (which has to do with the simple fact that they have to pass through the oviducts to be laid) and they are prolate because the rotational axis is the longest, no matter what the other two are
 
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^^We have showed above that you're merely confusing your self by arguing in circles, being redundant, and contradicting yourself. There is nothing else to add as we have went over this all and you've made yourself look like a fool continuously..
 

ThaG

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ParkBoyz said:
^^We have showed above that you're merely confusing your self by arguing in circles, being redundant, and contradicting yourself. There is nothing else to add as we have went over this all and you've made yourself look like a fool continuously..
did anything of what I said ever got into your head?
 
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^Everything you've said was gibberish and the sources have pretty much contradicted you.. You've shown us now more than any other time just how idiotic and unqualified you truly are. It's official now..
 

Hemp

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is this all you always have to say?
just some dumb downplay rather than an intellectual debate?
this aint a name calling game nerdboy
 
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^^Have you checked the last few pages, or what? Your boy pretty much got owned and has no answers. I've responded to every delusional claim he's made..
 

ThaG

Sicc OG
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ParkBoyz said:
^Everything you've said was gibberish and the sources have pretty much contradicted you.. You've shown us now more than any other time just how idiotic and unqualified you truly are. It's official now..
I think I provided a clear and concise exposition of why you were wrong and why the earth is not egg-shaped, what the difference between different spheroid and ellipsoid bodies is and so on

This is not gibberish and my advice to you is to try to refute me with arguments, logic and data instead of quickly declaring everything I say is "gibberish"

I take the time to debunk you claims, you should do the same, if you're able to do it, of course
 

ThaG

Sicc OG
Jun 30, 2005
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ParkBoyz said:
^^Have you checked the last few pages, or what? Your boy pretty much got owned and has no answers. I've responded to every delusional claim he's made..
Really??

So you still think an egg is an oblate spheroid and not a prolate ellipsoid?

Wow...
 
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ThaG said:
I think I provided a clear and concise exposition of why you were wrong and why the earth is not egg-shaped, what the difference between different spheroid and ellipsoid bodies is and so on
^^This what I mean by delusional.. Please check my rebuttals to every claim you've made, with the corresponding sources as they were referenced. This is ridiculous G, seriously.

This is not gibberish and my advice to you is to try to refute me with arguments, logic and data instead of quickly declaring everything I say is "gibberish"
^^I have done that, what in the world is wrong with you? No wonder you can't learn past the stage you're at now.. You don't pay attention and compartmentalize. You have been refuted over and over.

I take the time to debunk you claims, you should do the same, if you're able to do it, of course
^^Oh my goodness, see above and refresh your memory by back tracking the last couple of pages.
 
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ThaG said:
Really??

So you still think an egg is an oblate spheroid and not a prolate ellipsoid?

Wow...

You have your concepts twisted and I've provided citations by way of mathworld among others to point out the technicalities of your nitpicking style that has refuted nothing.

Oblate - Having the shape of a spheroid generated by rotating an ellipse about its shorter axis.

Prolate - Having the shape of a spheroid generated by rotating an ellipse about its longer axis.

^A horizontally positioned egg can be oblate the same as a vertically positioned egg can be prolate, you are too simple minded to understand this for some odd reason.. It just hasn't caught on..
 

ThaG

Sicc OG
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ParkBoyz said:
^A horizontally positioned egg can be oblate the same as a vertically positioned egg can be prolate, you are too simple minded to understand this for some odd reason.. It just hasn't caught on..
I don't know if I have any space left in my signature....

Are you, even remotely, familiar with the concept of rotational axis and symmetry

When you position the egg horizontally it has no vertical rotational axis. In contrast, the earth has, that's what I've been trying to explain you for the last two pages....

Pictures:

an egg positioned horizontally:



Note that in the typical case the egg is described by an ellipsoid equation where a,b and c are different

the same ellipse I posted before, but flipped:



now try to rotate it around the axis that's vertical on this picture and see what you get...


More on the subject:

The shape of a chicken egg is approximately that of half each a prolate and roughly spherical (potentially even minorly oblate) ellipsoid joined at the equator, sharing a principal axis of rotational symmetry. Although the term egg-shaped usually implies a lack of reflection symmetry across the equatorial plane, it may also refer to true prolate ellipsoids.
 
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ThaG said:
I don't know if I have any space left in my signature....

Are you, even remotely, familiar with the concept of rotational axis and symmetry

When you position the egg horizontally it has no vertical rotational axis. In contrast, the earth has, that's why I've been trying to explain you for the last two pages....

Pictures:

an egg positioned horizontally:

Why you keep posting up pictures of these irregular ass eggs is beyond me. And your poor selection choice of who you appeal to authority wise is ironic, bringing into question instead how much you comprehend about the subject, and why you're off on this tangent.


The shape of an egg is approximately an oblate ellipsoid, but, while keeping cylindrical symmetry, there is not quite symmetry in a plane perpendicular to the long axis. The term egg-shaped is typically used taking this asymmetry into account, but it may also simply mean oblate ellipsoid. It can also be used for a 2D shape. See also oval (geometry).
Ellipsoid



ThaG said:
Note that in the typical case the egg is described by an ellipsoid equation where a,b and c are different

the same ellipse I posted before, but flipped:



now try to rotate it around the axis that's vertical on this picture and see what you get...

What I've been trying to get you to see for the past two pages is your subjective idea of an egg-shape.





More on the subject:
^Subjective, refer to the first quotation cited above.
 

ThaG

Sicc OG
Jun 30, 2005
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ParkBoyz - take an oblate spheroid

Look at it from above. How does it look like? What is the shape of a cross section perpendicular to the vertical axis? Perfect circle, that's right...

Now take an egg, position it horizontally and look at it from the top. How does it look like? The same way as when you look at it from the side, e.g. the cross section is far from being perfectly round...

This is because of the symmetry and the 2D figures whose 3D rotation results in these bodies

This is very simple and only an idiot can't understand it

There is no way the Earth can be shaped like an egg, positioned horizontally because of the rotation of the Earth and its mass

And stop posting pictures of balls because we both know most eggs are not ball-shaped, when you say egg-shaped you mean a chicken egg-shaped, if the people who wrote the Qu'ran wanted to say the earth is round, they would have said it's round, not egg-shaped

You argument goes like this:

The Qu'ran says the Earth is egg-shaped. The Earth is round so the Qu'ran must have in mind those eggs that are rounder....

It is ridiculous...
 

ThaG

Sicc OG
Jun 30, 2005
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ThaG said:
Most eggs are not spheroids
ThaG said:
eggs resemble a PROLATE spheroid, not an oblate one
More fallacies and idiocy

This is how the weak-minded creationists debates...

Sentence 1: Most eggs are not spheroids

Sentence 2: eggs resemble a PROLATE spheroid, not an oblate one

According to ParkBoyz this is contradiction....

Wow...

The few brain cells in your head should feel very lonely, man, you shouldn't have given the rest of them to Allah....
 

Hemp

Sicc OG
Sep 5, 2005
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ThaG said:
And stop posting pictures of balls because we both know most eggs are not ball-shaped, when you say egg-shaped you mean a chicken egg-shaped, if the people who wrote the Qu'ran wanted to say the earth is round, they would have said it's round, not egg-shaped

You argument goes like this:

The Qu'ran says the Earth is egg-shaped. The Earth is round so the Qu'ran must have in mind those eggs that are rounder....

It is ridiculous...

DING! DING! DING! Parkboy and supporters need to reread this part over and over and over.
to add on to what thag said, those muslims did have a round sun and a round moon and maybe even some round planets in their view correct?