<html><body><div style="color:#000; background-color:#fff; font-family:garamond, new york, times, serif;font-size:10pt"><div><span><br></span></div><div></div><div> <span style="font-size: 10pt; "> </span><span style="font-size: 13px; font-family: 宋体, simsun, serif; line-height: 12px; "> </span><span style="font-size: 13px; font-family: 宋体, simsun, serif; line-height: 12px; "> I am writting a parallel unstructured FVM solver for fluid flow problem, but i met some problems when i compute the gradient of a variable using Gauss's theorem.</span></div><div style="font-family: 'times new roman', 'new york', times, serif; font-size: 18.66666603088379px; line-height: 12px; "><span style="font-size: 13px; "> As we know,we need the values of a variable at all its neighboring cells, but if one of my neighbouring cell is not in the local processor, how to get it.</span><br></div><div style="font-family: 'times new roman',
'new york', times, serif; font-size: 18.66666603088379px; line-height: 12px; "><span style="font-size: 13px; "> Could you please give me some advices.</span></div><div style="font-family: 'times new roman', 'new york', times, serif; font-size: 18.66666603088379px; line-height: 12px; "><span style="font-size: 13px; ">Regards</span></div><div style="font-family: 'times new roman', 'new york', times, serif; font-size: 18.66666603088379px; line-height: 12px; "><span style="font-size: 13px; ">Your Sincerely</span></div><div style="font-family: 'times new roman', 'new york', times, serif; font-size: 18.66666603088379px; line-height: 12px; "><br></div></div></body></html>