best approximation to the LambertW(x) or exp(LambertW(x)) for large x say x > 2500
- To: mathgroup at smc.vnet.net
- Subject: [mg117097] best approximation to the LambertW(x) or exp(LambertW(x)) for large x say x > 2500
- From: barefoot gigantor <barefoot1980 at gmail.com>
- Date: Wed, 9 Mar 2011 07:02:44 -0500 (EST)
what is the best available approximation ( say up to 10 digits ) for LambertW(x) or exp(LambertW(x)) for x > 2000 thank you for your help