Method adjoint

Eigen/src/SparseCore/SparseMatrixBase.h:351–351

    TransposeReturnType transpose() { return TransposeReturnType(derived()); }
    const ConstTransposeReturnType transpose() const { return ConstTransposeReturnType(derived()); }
    const AdjointReturnType adjoint() const { return AdjointReturnType(transpose()); }

    // inner-vector
    typedef Block<Derived,IsRowMajor?1:Dynamic,IsRowMajor?Dynamic:1,true>       InnerVectorReturnType;