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2016-2015Babylon University First Course Ordinary Differential Equations
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2016-2015Babylon University First Course Ordinary Differential Equations
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Such orthognal systems of curves are particulare importance in physical problems related to
electrical potential (flow of electric current and other to curves of constant potential ) , they also
occure in hydrodynamics and heat flow problems .
Figure (1)An orthogonal trajectory intersects the family of curves at right angles ,
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2016-2015Babylon University First Course Ordinary Differential Equations
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Figure (2)Every stright line through the origion is
Every stright line through the origion is
Orthognonal to the family of circals centered at the origion
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2016-2015Babylon University First Course Ordinary Differential Equations
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Figure ( 3 )
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2016-2015Babylon University First Course Ordinary Differential Equations
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Figure(4)
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Figure(5)
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Figure(6)
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2016-2015Babylon University First Course Ordinary Differential Equations
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Figure (7)
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1. Find the orthognal trajectories of the family of curves
2. Find the orthognal trajectories of the family of circuls