Dear all It depends on the problem. It can have hundreds of thousands of degrees of freedom.
best, Seung Lee Kwon 2023년 4월 25일 (화) 오후 12:32, Barry Smith <[email protected]>님이 작성: > > How large are the dense matrices you would like to invert? > > On Apr 24, 2023, at 11:27 PM, 권승리 / 학생 / 항공우주공학과 <[email protected]> > wrote: > > Dear all > > Hello. > I want to make an inverse matrix like inv(A) in MATLAB. > > Are there some methods to inverse matrix in petsc? > > If not, I want to use the inverse function in the LAPACK library. > > Then, how to use the LAPACK library in petsc? I use the C language. > > Best, > > Seung Lee Kwon > > -- > Seung Lee Kwon, Ph.D.Candidate > Aerospace Structures and Materials Laboratory > Department of Mechanical and Aerospace Engineering > Seoul National University > Building 300 Rm 503, Gwanak-ro 1, Gwanak-gu, Seoul, South Korea, 08826 > E-mail : [email protected] > Office : +82-2-880-7389 > C. P : +82-10-4695-1062 > > > -- Seung Lee Kwon, Ph.D.Candidate Aerospace Structures and Materials Laboratory Department of Mechanical and Aerospace Engineering Seoul National University Building 300 Rm 503, Gwanak-ro 1, Gwanak-gu, Seoul, South Korea, 08826 E-mail : [email protected] Office : +82-2-880-7389 C. P : +82-10-4695-1062
