<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> It is unlikely we will ever be able to maintain full manual pages for Fortran for all routines. But yes, the current pages are C-centric. <div><br></div><div> Do you have any suggestions on what we could add to the current manual pages or how to format them etc that would make them better for Fortran users who are not used to C? A Fortran synopsis as well as the C one, or a single synopsis that is easier for both Fortran and C users to follow?</div><div><br></div><div> Barry</div><div><br></div><div>I am not sure it is trivial to automatically generate the Fortran synposis with appropriate use and include information but one could argue that we should.</div><div><br></div><div><br id="lineBreakAtBeginningOfMessage"><div><br><blockquote type="cite"><div>On Dec 12, 2023, at 11:40 AM, Palmer, Bruce J via petsc-users <petsc-users@mcs.anl.gov> wrote:</div><br class="Apple-interchange-newline"><div><meta charset="UTF-8"><div class="WordSection1" style="page: WordSection1; caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 18px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;"><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;">Thanks! It might be useful if there were a link to this page near the top of the C/Fortran API page.<o:p></o:p></span></div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;"><o:p> </o:p></span></div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;">Bruce<o:p></o:p></span></div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;"><o:p> </o:p></span></div><div id="mail-editor-reference-message-container"><div><div style="border-width: 1pt medium medium; border-style: solid none none; border-color: rgb(181, 196, 223) currentcolor currentcolor; border-image: none; padding: 3pt 0in 0in;"><p class="MsoNormal" style="margin: 0in 0in 12pt; font-size: 10pt; font-family: Calibri, sans-serif;"><b><span style="font-size: 12pt;">From:<span class="Apple-converted-space"> </span></span></b><span style="font-size: 12pt;">Matthew Knepley <<a href="mailto:knepley@gmail.com" style="color: blue; text-decoration: underline;">knepley@gmail.com</a>><br><b>Date:<span class="Apple-converted-space"> </span></b>Tuesday, December 12, 2023 at 8:33 AM<br><b>To:<span class="Apple-converted-space"> </span></b>Palmer, Bruce J <<a href="mailto:Bruce.Palmer@pnnl.gov" style="color: blue; text-decoration: underline;">Bruce.Palmer@pnnl.gov</a>><br><b>Cc:<span class="Apple-converted-space"> </span></b><a href="mailto:petsc-users@mcs.anl.gov" style="color: blue; text-decoration: underline;">petsc-users@mcs.anl.gov</a><span class="Apple-converted-space"> </span><<a href="mailto:petsc-users@mcs.anl.gov" style="color: blue; text-decoration: underline;">petsc-users@mcs.anl.gov</a>><br><b>Subject:<span class="Apple-converted-space"> </span></b>Re: [petsc-users] Fortran Interface<o:p></o:p></span></p></div><div style="border-width: medium medium medium 6pt; border-style: none none none solid; border-color: currentcolor currentcolor currentcolor rgb(215, 118, 0); border-image: none; padding: 0in; font-size: 1.15rem;"><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif; text-align: center; background: rgb(247, 227, 204);"><span style="font-size: 11pt; font-family: Arial, sans-serif;">Check twice before you click! This email originated from outside PNNL.</span><span style="font-size: 11pt; font-family: Arial, sans-serif;"><o:p></o:p></span></div></div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;"><o:p> </o:p></span></div><div><div><div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;">On Tue, Dec 12, 2023 at 11:27 AM Palmer, Bruce J via petsc-users <<a href="mailto:petsc-users@mcs.anl.gov" style="color: blue; text-decoration: underline;">petsc-users@mcs.anl.gov</a>> wrote:<o:p></o:p></span></div></div><div><blockquote style="border-width: medium medium medium 1pt; border-style: none none none solid; border-color: currentcolor currentcolor currentcolor rgb(204, 204, 204); border-image: none; padding: 0in 0in 0in 6pt; margin-left: 4.8pt; margin-right: 0in;"><div><div><div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;">Does documentation for the PETSc fortran interface still exist? I looked at the web pages for 3.20 (<a href="http://petsc.org/release" target="_blank" style="color: blue; text-decoration: underline;">petsc.org/release</a>) but if you go under the tab C/Fortran API, only descriptions for the C interface are there.<o:p></o:p></span></div></div></div></div></blockquote><div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;"><o:p> </o:p></span></div></div><div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;">I think after the most recent changes, the interface was supposed to be very close to C, so we just document the differences on specific pages, and put the general stuff here:<o:p></o:p></span></div></div><div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;"><o:p> </o:p></span></div></div><div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;"> <a href="https://petsc.org/release/manual/fortran/" style="color: blue; text-decoration: underline;">https://petsc.org/release/manual/fortran/</a><o:p></o:p></span></div></div><div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;"><o:p> </o:p></span></div></div><div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;"> Thanks,<o:p></o:p></span></div></div><div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;"><o:p> </o:p></span></div></div><div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;"> Matt<o:p></o:p></span></div></div><div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;"> <o:p></o:p></span></div></div><blockquote style="border-width: medium medium medium 1pt; border-style: none none none solid; border-color: currentcolor currentcolor currentcolor rgb(204, 204, 204); border-image: none; padding: 0in 0in 0in 6pt; margin-left: 4.8pt; margin-right: 0in;"><div><div><div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;">Bruce Palmer<o:p></o:p></span></div></div></div></div></blockquote></div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;"><br clear="all"><o:p></o:p></span></div><div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;"><o:p> </o:p></span></div></div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span class="gmailsignatureprefix"><span style="font-size: 11pt;">--</span></span><span style="font-size: 11pt;"><o:p></o:p></span></div><div><div><div><div><div><div><div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;">What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead.<br>-- Norbert Wiener<o:p></o:p></span></div></div><div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;"><o:p> </o:p></span></div></div><div><div style="margin: 0in; font-size: 10pt; font-family: Calibri, sans-serif;"><span style="font-size: 11pt;"><a href="http://www.cse.buffalo.edu/~knepley/" target="_blank" style="color: blue; text-decoration: underline;">https://www.cse.buffalo.edu/~knepley/</a></span></div></div></div></div></div></div></div></div></div></div></div></div></div></div></blockquote></div><br></div></body></html>