By Adrian E. Scheidegger
Geodynamics is usually considered one of many topics which supply the foundation for knowing the beginning of the seen floor good points of the Earth: the latter tend to be assumed as having been equipped up via geodynamic forces originating contained in the Earth ("endogenetic" procedures) after which as having been degrad ed through geomorphological brokers originating within the surroundings and ocean ("exogenetic" agents). The modem view holds that the series of occasions isn't really as neat because it was regarded as, and that, in impression, either geodynamic and geomorphological methods act at the same time ("Principle of Antagonism"); notwithstanding, the department of theoretical geology into the foundations of geodynamics and people of theoretical geomorphology appears to be like worthy for didactic reasons. It has consequently been maintained within the current writer's works. This current treatise on geodynamics is the 1st a part of the author's remedy of theoretical geology, the treatise on Theoretical Geomorphology (also released by means of the Springer Verlag) representing the second one. the current variation is 3rd one of many booklet. even if the headings of the chapters and sections are a lot almost like within the earlier variants, it is going to be chanced on that almost all of the fabric is, in reality, new.
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Then, a series of superposed distributions of the type exp (k cos2 &) are fitted to the data by the usual function-minimization program 138. Let us illustrate the above procedure on an example: Austria 139. Figure 14 shows (above) the hydrographic map of the country and (below) the "rectified" graph. It is, then, possible to make a statistical analysis of the rectified directions. The polar diagram of the rectified river-trend poles is shown in Fig. 15a, which may be compared with the polar diagram of the joint poles for Austria (Fig.
Assoc. Am. Geogr. 49:No. 1, 31 (1959) Dietz, R. : New Sci. 5:14 (1959) Hamilton, E. : Sunken Islands of the Mid-Pacific Mountains. Geol. Soc. Am. Mem. No. : Z. Geophys. 37:595 (1971) 104 Rabinowitz, P. , Purdy, G. : Earth Plan. Sci. Lett. 33:21 (1976) 105 Kuenen, P. : Marine Geology. New York: Wiley 1950, p. 467 97 98 99 100 101 102 Physiographic and Geological Data Regarding the Earth 22 As noted, sea mounts are particularly numerous in the Pacific. A series of them is concentrated within a number of "fracture zones" off the shores of North America.
H. : The Pulse of the Earth. The Hague: Nijhoff 1947 Nafe, J. , Drake, C. : Geophysics 22:523 (1957) Sutton, G. , Nafe, J. : Geophysics 22:779 (1957) Broecker, W. , Turekian, K. , Heezen, B. : Am. J. Sci. 256:503 (1958) Shepard, F. : Science 130:141 (1959) Hamilton, E. : J. Sediment. Petrol. 30:370 (1960) Heezen, B. C. : C. R. Acad. Sci. : Pelagic Sediments. In: The Sea, Ideas and Observations (ed. Goldberg, E. ). New York: Interscience 1961 84 Ericson, D. B. : Bull. Geol. Soc. Am. : Allgemeine Meereskunde.