Transactions of the Cambridge Philosophical SocietyUniversity Press, 1842 |
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النتائج 1-3 من 78
الصفحة 124
Cambridge Philosophical Society. dx ' dx dy dy dz dz ' + + dx dz dx dz dx dz ß = = COS < ( dx ' ) ( dx ' ) = ( dy ' ) } dx ' 2 dy ' 2 + dx ( d ) d dx ' 2 dy ' 2 + + dx dx d dx2 dz dz dx dx dy dy + dx dy dx dy dx dy dy ' 2 + dz 2 dx 2 dz ...
Cambridge Philosophical Society. dx ' dx dy dy dz dz ' + + dx dz dx dz dx dz ß = = COS < ( dx ' ) ( dx ' ) = ( dy ' ) } dx ' 2 dy ' 2 + dx ( d ) d dx ' 2 dy ' 2 + + dx dx d dx2 dz dz dx dx dy dy + dx dy dx dy dx dy dy ' 2 + dz 2 dx 2 dz ...
الصفحة 374
... dx dy - 2 • dx dx dx ' dz d ' & Now ( dp ) = c.dr + ddy + dz dx2 Φ dz2 +2 d'o dx dy • dx dy + 2 . d'o dx dz do dx dz + 2 . dy dz · dy dz ; · and if we assume the variation in ( dp ) in the line of motion , we shall have to be from one ...
... dx dy - 2 • dx dx dx ' dz d ' & Now ( dp ) = c.dr + ddy + dz dx2 Φ dz2 +2 d'o dx dy • dx dy + 2 . d'o dx dz do dx dz + 2 . dy dz · dy dz ; · and if we assume the variation in ( dp ) in the line of motion , we shall have to be from one ...
الصفحة 445
... dx dx P dy ' 1 dp p dy = Y . dv u dv - v ( 8 ) , dx dy du dv + ( 9 ) . We still have dy dx и = - 9 dx dy = 0 . for the differential equation to a line of motion , where udy - vdx is still an exact differential , on account of equation ...
... dx dx P dy ' 1 dp p dy = Y . dv u dv - v ( 8 ) , dx dy du dv + ( 9 ) . We still have dy dx и = - 9 dx dy = 0 . for the differential equation to a line of motion , where udy - vdx is still an exact differential , on account of equation ...
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