Preface 1. Sign-solvability Bibliography 2. L-matrices Bibliography 3. Sign-solvability and digraphs Bibliography 4. S*-matrices Bibliography 5. Beyond S*-matrices Bibliography 6. SNS-matrices Bibliography 7. S2NS-matrices Bibliography 8. Extremal properties of L-matrices Bibliography 9. The inverse sign pattern graph Bibliography 10. Sign stability Bibliography 11. Related Topics Bibliography Master Bibliography Index.
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