Preface |
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ix | |
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Part 1 Introduction to the Inverse Eigenvalue Problem of a Graph and Zero Forcing |
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1 | (38) |
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Chapter 1 Introduction to and Motivation for the IEP-G |
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3 | (14) |
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3 | (1) |
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4 | (1) |
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1.3 Matrices, Forward Problems, and Structure |
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4 | (4) |
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1.4 Inverse Eigenvalue Problems and Matrices with a Given Graph |
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8 | (3) |
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1.5 Initial Results for the IEP-G |
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11 | (2) |
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1.6 Connections of the IEP-G to Nodal Domains |
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13 | (4) |
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Chapter 2 Zero Forcing and Maximum Eigenvalue Multiplicity |
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17 | (22) |
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2.1 Introduction to Maximum Nullity and Minimum Rank |
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17 | (2) |
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2.2 Introduction to Zero Forcing |
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19 | (3) |
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2.3 Historical Background to the Minimum Rank Problem |
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22 | (4) |
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2.4 Further Properties of Minimum Rank |
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26 | (4) |
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2.5 Minimum Positive Semidefinite Rank and Zero Forcing Number |
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30 | (2) |
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2.6 Colin de Verdiere Type Parameters |
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32 | (4) |
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2.7 The δ-Conjecture and the Graph Complement Conjecture |
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36 | (3) |
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Part 2 Strong Properties, Theory, and Consequences |
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39 | (56) |
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Chapter 3 Implicit Function Theorem and Strong Properties |
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41 | (12) |
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3.1 Implicit Function Theorem |
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41 | (4) |
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45 | (4) |
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3.3 Strong Properties for Sign Patterns |
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49 | (4) |
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Chapter 4 Consequences of the Strong Properties |
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53 | (22) |
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4.1 Number of Distinct Eigenvalues |
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53 | (3) |
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56 | (1) |
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4.3 The IEP-G for Small Graphs |
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57 | (4) |
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4.4 Verification Matrices |
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61 | (3) |
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4.5 Matrix Liberation Lemma |
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64 | (3) |
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67 | (3) |
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4.7 Guaranteed Strong Properties |
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70 | (5) |
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Chapter 5 Theoretical Underpinnings of the Strong Properties |
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75 | (20) |
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75 | (1) |
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5.2 Manifolds and Tangent Spaces |
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76 | (7) |
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5.3 Implicit Function Theorem Revisited |
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83 | (3) |
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5.4 Strong Properties and Supergraph Lemma Revisited |
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86 | (3) |
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89 | (1) |
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90 | (1) |
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5.7 Matrix Liberation Lemma Revisited |
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91 | (1) |
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92 | (3) |
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Part 3 Further Discussion of Ancillary Problems |
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95 | (52) |
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Chapter 6 Ordered Multiplicity Lists of a Graph |
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97 | (18) |
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6.1 Multiplicity Lists for Special Families of Graphs |
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97 | (5) |
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6.2 Constructive Techniques |
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102 | (6) |
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6.3 Related Graph Parameters |
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108 | (1) |
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6.4 Path Removal and Multiplicities for Trees |
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109 | (6) |
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115 | (8) |
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115 | (4) |
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7.2 Rigid Shortest Linkages |
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119 | (4) |
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Chapter 8 Minimum Number of Distinct Eigenvalues |
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123 | (24) |
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8.1 Number of Distinct Eigenvalues for Adjacency Matrices |
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123 | (1) |
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124 | (8) |
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8.3 Strong Properties and q |
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132 | (2) |
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8.4 Joins and Graphs with Small q |
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134 | (4) |
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8.5 A Nordhaus-Gaddum Conjecture for q |
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138 | (2) |
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8.6 Minimum Number of Distinct Eigenvalues for Trees |
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140 | (7) |
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Part 4 Zero Forcing, Propagation Time, and Throttling |
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147 | (114) |
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Chapter 9 Zero Forcing, Variants, and Related Parameters |
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151 | (52) |
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9.1 Standard Zero Forcing, Z(G) |
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151 | (9) |
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9.2 Universal Definitions for Zero Forcing |
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160 | (1) |
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9.3 Positive Semidefinite Zero Forcing, Z+(G) |
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160 | (7) |
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167 | (12) |
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9.5 Connected and Total Zero Forcing |
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179 | (2) |
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9.6 Additional Zero Forcing Parameters Related to the IEP-G |
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181 | (2) |
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9.7 Rigid Linkage Zero Forcing |
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183 | (4) |
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9.8 Minor Monotone Floors of Zero Forcing Parameters |
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187 | (4) |
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9.9 Power Domination, 7p(G) |
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191 | (5) |
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9.10 Cops and Robbers, c(G) |
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196 | (4) |
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9.11 Average Values and Random Graphs |
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200 | (1) |
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201 | (2) |
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Chapter 10 Propagation Time and Capture Time |
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203 | (28) |
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10.1 Universal Definitions for Forcing Propagation Time |
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203 | (3) |
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206 | (6) |
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212 | (4) |
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216 | (6) |
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10.5 Propagation Time for Power Domination |
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222 | (3) |
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10.6 Capture Time for Cops and Robbers |
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225 | (2) |
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10.7 Expected Propagation Time for Probabilistic Zero Forcing |
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227 | (2) |
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229 | (2) |
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231 | (30) |
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11.1 Universal Definitions for Forcing Throttling |
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231 | (4) |
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235 | (5) |
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240 | (4) |
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244 | (4) |
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11.5 Throttling for Power Domination |
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248 | (3) |
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11.6 Throttling for Cops and Robbers |
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251 | (4) |
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255 | (5) |
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260 | (1) |
Appendix A Graph Terminology and Notation |
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261 | (8) |
Bibliography |
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269 | (12) |
Index |
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281 | |