Christian Perau
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Recent activity by Christian Perau-
Hi Marika, thanks for the hint to FeasibilityTol. That´s seems to do the trick. Still I will try to reduce the coefficient range. Thank you very much! Best regards, Christian
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After a while I found the source. I call the C-code from within python (via ctypes dll). In the corresponding anaconda environment I had gurobipy 11.0.1 installed. After installing gurobipy 11.0.3 ...
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Hi Riley, I don´t set the Username in the code. However, the license file seems ok and it does work the first 253 iterations. I removed all gurobi versions from my machine and installed 11.0.3 agai...
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Hi Riley, yes I am using first GRBfreemodel and right after GRBfreeenv to free the memory. But I also monitored it in during runtime and the total memory usage of the machine was at its peak less t...
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Hi Marika, thanks for the quick response! I know this problem actually existed before version 10 of gurobi. I also created a post regarding that a while ago (https://support.gurobi.com/hc/en-us/com...
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Adding option(BUILD_SHARED_LIBS "Build shared libraries" ON) to CMakeLists.txt was missing to write a .dll, by the way. But unfortunately if I load the corresponding .dll with ctypes.cdll.LoadLibra...
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Hi Matthias, Thanks for the hint. Apparently instead of writing either a .dll or .so, the cmake build now creates a .lib file. I guess there will be some option on how to choose the file format, I´...
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Hi Matthias, thanks for the explanation! I was wondering if it was possible to create a shared object (.so) file instead of the .exe file (or additionally to it) so that the function is callable vi...
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Hi Matthias, thanks! That fixed the problem indeed. After the cmake build, I tried to run the script (script.c): #include "gurobi_c.h"int main(){ return 0;} from the terminal using gcc: gcc ...
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Hi Matthias, thanks for the quick response! I could fix the error regarding the mi1_c++.cpp file. The error regarding the variables GUROBI_CXX_DEBUG_LIBRARY and GUROBI_CXX_LIBRARY remains unfortuna...