<div dir="ltr"><div dir="ltr">On Tue, Sep 17, 2019 at 8:58 AM Hapla Vaclav <<a href="mailto:vaclav.hapla@erdw.ethz.ch">vaclav.hapla@erdw.ethz.ch</a>> wrote:<br></div><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
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<div>On 17 Sep 2019, at 14:48, Matthew Knepley <<a href="mailto:knepley@gmail.com" target="_blank">knepley@gmail.com</a>> wrote:</div>
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<div dir="ltr">On Tue, Sep 17, 2019 at 8:34 AM Hapla Vaclav via petsc-dev <<a href="mailto:petsc-dev@mcs.anl.gov" target="_blank">petsc-dev@mcs.anl.gov</a>> wrote:<br>
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Can PetscSection offsets other than unset be negative? I.e. could the offset value of -1 be an indicator it was not set and needs to be computed?<br>
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<div>No, we use negative offsets for off-process things.</div>
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<div>And chart bounds?</div></div></div></blockquote><div><br></div><div>Hmm, I have never used negative chart bounds, and I am not big on requiring non-negativity since someone might</div><div>think of a good use for them.</div><div><br></div><div> Matt</div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div style="word-wrap:break-word"><div><blockquote type="cite">
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Thanks,<br>
Vaclav</blockquote>
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<div>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</div>
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<div><a href="http://www.cse.buffalo.edu/~knepley/" target="_blank">https://www.cse.buffalo.edu/~knepley/</a><br>
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</blockquote></div><br clear="all"><div><br></div>-- <br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div>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</div><div><br></div><div><a href="http://www.cse.buffalo.edu/~knepley/" target="_blank">https://www.cse.buffalo.edu/~knepley/</a><br></div></div></div></div></div></div></div></div>