[R-SIG-Finance] maxbfgs

[Arne Henningsen]

On 21 October 2014 22:38, Brian G. Peterson <brian at braverock.com> wrote:
> On 10/21/2014 03:17 PM, jun wang wrote:
>>
>> I am using the maxbfgs function in the maxLik package for the maximum
>> likelihood function i created, but keeps getting the following error:
>>
>> Error in chol.default(mInvSigma) :
>>    the leading minor of order 1 is not positive definite
>>
>> Any suggestions would be very appreciated.
>
>
> Try following the posting guide and creating a minimal reproducible example.
>
> Also, perhaps contact the maintainer of the maxLik package with your
> reproducible example.

Yes, you could do it (with a minimal reproducible example) through the
"help" forum at maxLik's R-Forge site:

https://r-forge.r-project.org/projects/maxlik/

Best regards,
Arne

-- 
Arne Henningsen
http://www.arne-henningsen.name