geometry[AreTangent] - test if a line and a circle or two circles are tangent to each other
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Calling Sequence
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AreTangent(f, g)
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Parameters
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f, g
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line and circle or two circles
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Description
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The routine returns true if l1 and l2 are tangent to each other; false if they are not; and FAIL if it is unable to determine if l1 and l2 are tangent to each other.
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The command with(geometry,AreTangent) allows the use of the abbreviated form of this command.
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Examples
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