geometry[foci] - find the foci of an ellipse or a hyperbola
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Calling Sequence
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foci(fn, f)
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Parameters
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fn
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(optional) list of two names
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f
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ellipse or hyperbola
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Description
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The routine returns a list of two foci of the given ellipse or hyperbola f.
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If the first optional argument fn is given, the names of the two foci are the two elements of the list fn.
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See help pages for hyperbola and ellipse for definitions of the foci.
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Use routine detail for more details on the foci.
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The command with(geometry,foci) allows the use of the abbreviated form of this command.
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Examples
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Download Help Document
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