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ideal point
noun
, Mathematics.
- the point at infinity in projective geometry at which parallel lines intersect.
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Word History and Origins
Origin of ideal point1
First recorded in 1875–80
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Example Sentences
Justice is the dead-point in a series of acts—the ideal point at which contrary forces neutralize each other to produce inertia.
From Project Gutenberg
Yet at the same time a place in the crowd constitutes an ideal point of view.
From Project Gutenberg
It follows that any two lines belonging to an ideal point can be used as the pair of guiding lines in the definition.
From Project Gutenberg
An ideal point is said to be coherent with a plane, if any of the lines composing it lie in the plane.
From Project Gutenberg
An ideal point is termed proper, if the lines composing it intersect; otherwise it is improper.
From Project Gutenberg
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