Abstract: Lower upper (LU) factorization for sparse matrices is the most important computing step for circuit simulation problems. However, parallelizing LU factorization on the graphic processing ...

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Hello! I would like to know how to debug this error: "[ERROR PSM-0010] LU factorization of the G Matrix failed. SparseLU solver message: THE MATRIX IS STRUCTURALLY SINGULAR ... ZERO COLUMN AT" I have ...

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Abstract: The realization of 2-D digital filters based on the lower-upper triangular decomposition of the coefficient matrix is investigated. A numerical method based on the QA decomposition, which ...

at com.powsybl.math.matrix.SparseLUDecomposition.init(SparseLUDecomposition.java:49) at com.powsybl.math.matrix.SparseLUDecomposition.(SparseLUDecomposition.java:43 ...