Re: [R] Fw: problem with nlsLM.....

2019-03-20 Thread J C Nash
Of course, you might just try a more powerful approach. Duncan responded to the obvious issue earlier, but the second problem seems to need the analytic derivatives of the nlsr package. Note that nlsLM uses the SAME very simple forward difference derivative approximation for the Jacobian. Optimi

Re: [R] Fw: problem with nlsLM function

2019-03-19 Thread akshay kulkarni
Dear duncan, Sorry to bother you with such a silly mistake I didn,t notice it! Sent: Tuesday, March 19, 2019 6:01 PM To: akshay kulkarni; R help Mailing list Subject: Re: [R] Fw: problem with nlsLM function On 19/03/2019 8:26 a.m., akshay kulkarni wrote

Re: [R] Fw: problem with nlsLM function

2019-03-19 Thread Duncan Murdoch
On 19/03/2019 8:26 a.m., akshay kulkarni wrote: dear members, also,I can provide HM1,HM2 and HM3 if needed From: R-help on behalf of akshay kulkarni Sent: Tuesday, March 19, 2019 5:43 PM To: R help Mailing list Subjec