Discussions

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  Issue with Multi-Group Fixed-Source Penetration in OpenSn: Flux Only in Source Region, No Penetration Observed

  Binji-Wang asked Jul 17, 2025 in Ask for Help · Unanswered

  

  

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  Segfault with "munmap_chunk(): invalid pointer" when using multiple groups per groupset in fixed-source problem

  hityyds asked Jul 10, 2025 in Ask for Help · Closed · Answered

  

  

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  Issue with opensn_console global variable and pyopensn.mesh import after CMake/make installation

  hityyds asked Jul 1, 2025 in Ask for Help · Closed · Unanswered

  

  

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  Variance Reduction for OpenMC

  sallustius started Jun 10, 2025 in Ideas

  

  

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  Differences between AAH and CBC

  anjia123456 asked Jun 10, 2025 in Q&A · Unanswered

  

  

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  Error when running 'make doc' for OpenSN documentation build

  hityyds asked Jun 7, 2025 in Q&A · Answered

  

  

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  Unexpected block_id assignment (0) when importing Gmsh mesh with physical groups 1/2/3

  hityyds asked Apr 6, 2025 in Q&A · Closed · Answered

  

  

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  Questions about k_method parameter and scattering order in c5g7.lua

  hityyds asked Apr 5, 2025 in Q&A · Unanswered

  

  

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  Trouble installing on Mac: OpenSN - MacOS - configure_dependencies.py

  liamncarlson asked Mar 30, 2025 in Ask for Help · Unanswered

  

  

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  Inquiry About Fixed Source Cases in OpenSN

  Binji-Wang asked Mar 21, 2025 in Ask for Help · Unanswered

  

  

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  How to solve this problem encountered during the download process

  Binji-Wang asked Mar 6, 2025 in Ask for Help · Answered

  

  

  

  

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  Assistance Needed: Many Tests Failing After Running 'make test' in OpenSN

  hityyds asked Dec 19, 2024 in Ask for Help · Answered

  

  

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  Help with -fPIC error when building OpenSN

  hityyds asked Dec 18, 2024 in Ask for Help · Answered

  

  

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  Help Needed to Get Started with OpenSN

  hityyds asked Nov 6, 2024 in Q&A · Answered

  

  

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  Information on how to use this

  warm-considering asked Jun 20, 2024 in Ask for Help · Answered

  

  

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  CMake Error in CMakeLists.txt

  kitamuraa24 asked Apr 18, 2024 in Ask for Help · Answered

  

  

  

  

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  Consulting on the KBA parallel Method

  yingchiyu asked Apr 21, 2024 in Ask for Help · Unanswered

  

  

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  Ask for help with more details about the input format

  yingchiyu asked Apr 7, 2024 in Ask for Help · Answered

  

  

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  Error while compiling with MAKE command in /opensn/build directory

  yingchiyu asked Apr 2, 2024 in Ask for Help · Answered

  

  

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  Welcome to openSn Discussions!

  ragusa announced Nov 10, 2023 in Announcements

  

  

  

  

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  File I/O Standardization and Improvements

  zhardy-lanl started Dec 5, 2023 in Ideas

  

  

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