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geometry[tangentpc] - find the tangent of a point on a circle with respect to that circle
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Calling Sequence
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tangentpc(l, P, c)
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Parameters
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l
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the name of the tangent line
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P
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point
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c
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circle
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Description
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The routine returns l which is the tangent of point P on circle c with respect to c.
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For more details on the result, use detail.
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The command with(geometry,tangentpc) allows the use of the abbreviated form of this command.
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Examples
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![point(A, 1, 0), circle(c, x^2+y^2 = 1, [x, y])](/support/helpjp/helpview.aspx?si=5912/file04139/math85.png)
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