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FilledSmallSquare ProductLog[z] gives the principal solution for in .

FilledSmallSquare ProductLog[k, z] gives the solution.

FilledSmallSquare Mathematical function (see Section A.3.10).

FilledSmallSquare The solutions are ordered according to their imaginary parts.

FilledSmallSquare For , ProductLog[z] is real.

FilledSmallSquare ProductLog[z] satisfies the differential equation .

FilledSmallSquare ProductLog[z] has a branch cut discontinuity in the complex z plane running from to . ProductLog[k, z] for integer has a branch cut discontinuity from to .

FilledSmallSquare See Section 3.2.10.

FilledSmallSquare See also: Log.

FilledSmallSquare New in Version 3.

Further Examples