An optimized reimplementation of ArbModel, a nuclear structure diagonalization code originally developed by S. Heinze (2008). This version integrates the Eigen C++ library for fast symmetric matrix diagonalization — up to 100× faster
eigenvectors ibm eigenvalues nuclear-physics diagonalization nuclear-structure second-quantization interacting-boson-model sd-ibm sdf-ibm spdf-ibm octupole-collectivity nuclear-deformation
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Updated
Oct 30, 2025 - C++