A History of MechanicsDover Publications, 1988 - 662 стор. A remarkable work which will remain a document of the first rank for the historian of mechanics. -- Louis de Broglie |
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... last multiplier in Jacobi's sense is unity . According to Poin- caré , this last multiplier may be interpreted as a probability - density in the phase - space ( ¶k , Pk ) . Ordinary dynamics implies , because of the one fact that the last ...
... last multiplier of the equation ( 1 ) . " For the canonical equations of classical mechanics dqk ән dpk дрк dt ән дак ( 3 ) = + dt the identity a ән дакдрк -- a Η дркдак = 0 immediately provides ( 4 ) W = 1 . The fact that unity is a last ...
... last multiplier , in Jacobi's sense of the system dqk ( 6 ) = = Ek ( q1 , ... qk , t ) = ih 1 дуж дер ( k = 1,2 ... 3N dt Апті у * удак Y дук Al = 1,2 ... N relevant to a system of N particles of mass mĮ . The preceding analysis makes ...
Зміст
CHAPTER ONE HELLENIC SCIENCE | 19 |
ALEXANDRIAN SOURCES AND ARABIC MANUSCRIPTS | 32 |
THE XIIIth CENTURY THE SCHOOL OF JORDANUS | 38 |
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