Oops, correction to function

=A1+ A1*EXP(A1)
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HTH,
Barb Reinhardt

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"WilliamG" wrote:

I have discovered that the solution to a problem I am trying to solve is: B
= A + ProductLog [-Ae^-A]. I know A and, obviously, e. Is there a formula I
can type into Excel that will give me the output B? Many thanks indeed for
any help you can offer.