User Guide

Controlling the Number of SolutionsTo limit the number of roots returned,
specify the maxsols option.
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To find additional solutions to a general equation, use the avoid option to
ignore known solutions.
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Complex Solutions To search for a complex solution, or find all complex
and real roots for a univariate polynomial, specify the complex option.
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If the fsolve command does not find any solutions, it is recommended that
you specify a range in which to search for solutions, or specify an initial
value.
Range To search for a solution in a range, specify the range in the calling
sequence. The range can be real or complex.
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The syntax for specifying a region in the complex plane is lower-left
point..upper-right point.
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3.4 Solving Equations • 85