Merge pull request #27820 from JuliaLang/fe/arpack

better error message for eigen(::SparseMatrixCSC)
JuliaLang · Jun 27, 2018 · 8c70b0a · 8c70b0a
2 parents 56aef4f + c59d37b
commit 8c70b0a
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/stdlib/SparseArrays/src/linalg.jl b/stdlib/SparseArrays/src/linalg.jl
@@ -1005,4 +1005,5 @@ function factorize(A::LinearAlgebra.RealHermSymComplexHerm{Float64,<:SparseMatri
     end
 end
 
-eigen(A::SparseMatrixCSC) = error("Use IterativeEigensolvers.eigs() instead of eigen() for sparse matrices.")
+eigen(A::SparseMatrixCSC) =
+    error("eigen(A) not supported for sparse matrices. Use for example eigs(A) from the Arpack package instead.")