• ProductLog[z] gives the principal solution for in .
• ProductLog[k, z] gives the solution.
• Mathematical function (see Section A.3.10
• The solutions are ordered according to their imaginary parts.
satisfies the differential equation
has a branch cut discontinuity in the complex z
plane running from
. ProductLog[k, z]
has a branch cut discontinuity from
• New in Version 3.