Rulers and Protractors Become General Relativity: Difference between revisions

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0.5  When I have to describe General Relativity, and I don't wish to lie the way everyone else lies (if I lie I'm going to do it differently)
0.5  ...when I have to describe what General Relativity is, and I don't wish to lie the way everyone else lies (if I'm going lie I'm going to do it differently) I say that:


1. You have to begin with 4 degrees of freedom
1. You have to begin with 4 degrees of freedom
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5. Those reference levels don't knit together
5. Those reference levels don't knit together


6.  And they form penrose stairs
6.  And they form Penrose stairs


7.  And the degree of Escherness, or Penroseness, is what is measured by the curvature tensor
7.  And the degree of Escherness, or Penroseness, is what is measured by the curvature tensor
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9.  you throw one of them away, called the Weyl curvature
9.  you throw one of them away, called the Weyl curvature


10.  you readjust the porportions of the other two
10.  you readjust the proportions of the other two


11.  and you set that equal to the amount of stuff.
11.  and you set that equal to the amount of stuff.
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