Geometry, Relativity, and the Fourth DimensionDover Publications, 1977 - 133 sider This is a highly readable, popular exposition of the fourth dimension and the structure of the universe. A remarkable pictorial discussion of the curved space-time we call home, it achieves even greater impact through the use of 141 excellent illustrations. This is the first sustained visual account of many important topics in relativity theory that up till now have only been treated separately. |
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... pass through each other ( Figure 21 ) . So to decollapse our solid sphere we pull its concentric spheres alternately ... passing in the direction of the fourth dimension . To clarify these , and other ideas , let's get back to good old A ...
... passes through ( a , 0 ) ( see Figure 47 ) . such that 0 ° < 0 < 360 ° and every real Note that if a = 0 , then the hyperbola ( x2 / a2 ) — y2 = 1 is just the y - axis . Thus our " straight lines " will be real straight lines that pass ...
... pass through one another if their colors ( i.e. , 4 - D locations ) are different . In this section he also makes the speculation that the elementary particles might be tiny hyperspheres . Wolfgang Rindler , Essential Relativity ( Van ...
Innhold
THE FOURTH DIMENSION | 1 |
NONEUCLIDEAN GEOMETRY | 17 |
CURVED SPACE | 36 |
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