<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><div><br></div> How large are the dense matrices you would like to invert?<br><div><br><blockquote type="cite"><div>On Apr 24, 2023, at 11:27 PM, 권승리 / 학생 / 항공우주공학과 <ksl7912@snu.ac.kr> wrote:</div><br class="Apple-interchange-newline"><div><div dir="ltr">Dear all<div><br></div><div>Hello.</div><div>I want to make an inverse matrix like inv(A) in MATLAB.</div><div><br></div><div>Are there some methods to inverse matrix in petsc?</div><div><br></div><div>If not, I want to use the inverse function in the LAPACK library.</div><div><br></div><div>Then, how to use the LAPACK library in petsc? I use the C language.</div><div><br></div><div>Best,</div><div><br></div><div>Seung Lee Kwon</div><div><div><br></div><span class="gmail_signature_prefix">-- </span><br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div>Seung Lee Kwon, Ph.D.Candidate</div><div>Aerospace Structures and Materials Laboratory</div><div>Department of Mechanical and Aerospace Engineering</div><div>Seoul National University</div><div>Building 300 Rm 503, Gwanak-ro 1, Gwanak-gu, Seoul, South Korea, 08826</div><div>E-mail : <a href="mailto:ksl7912@snu.ac.kr" target="_blank">ksl7912@snu.ac.kr</a></div><div>Office : +82-2-880-7389</div><div>C. P : +82-10-4695-1062</div></div></div></div></div>
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