Preface |
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ix | |
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1 | (26) |
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1 | (4) |
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§1.2 The terrestrial brachistochrone |
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5 | (2) |
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7 | (7) |
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14 | (4) |
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18 | (2) |
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20 | (7) |
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Chapter 2 The First Variation |
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27 | (20) |
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§2.1 The simplest problem |
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27 | (1) |
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28 | (4) |
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32 | (13) |
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45 | (1) |
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46 | (1) |
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Chapter 3 Cases and Examples |
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47 | (22) |
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47 | (5) |
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§3.2 Case study: Minimal surface of revolution |
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52 | (7) |
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§3.3 Case study: The brachistochrone |
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59 | (3) |
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62 | (1) |
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63 | (1) |
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64 | (5) |
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Chapter 4 Basic Generalizations |
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69 | (38) |
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§4.1 Higher-order derivatives |
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69 | (2) |
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§4.2 Case study: The cantilever beam |
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71 | (6) |
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§4.3 Multiple unknown functions |
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77 | (2) |
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§4.4 Lagrangian mechanics |
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79 | (6) |
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§4.5 Case study: The spherical pendulum |
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85 | (3) |
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§4.6 Hamiltonian mechanics |
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88 | (5) |
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93 | (3) |
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96 | (5) |
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101 | (1) |
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101 | (6) |
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107 | (32) |
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§5.1 Types of constraints |
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107 | (7) |
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§5.2 Lagrange multipliers |
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114 | (3) |
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§5.3 Isoperimetric constraints |
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117 | (3) |
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§5.4 Case study: Queen Dido's problem |
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120 | (3) |
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§5.5 Case study: Euler's elastica |
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123 | (6) |
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§5.6 Holonomic constraints |
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129 | (4) |
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§5.7 Case study: A sliding rod |
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133 | (3) |
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136 | (1) |
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136 | (3) |
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Chapter 6 The Second Variation |
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139 | (32) |
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139 | (3) |
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§6.2 Legendre's condition |
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142 | (5) |
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147 | (13) |
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§6.4 Case study: The catenoid revisited |
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160 | (7) |
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167 | (1) |
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168 | (3) |
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Chapter 7 Review and Preview |
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171 | (6) |
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171 | (1) |
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§7.2 Necessary conditions |
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172 | (1) |
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§7.3 Sufficient conditions |
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173 | (1) |
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§7.4 Two dependent variables |
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173 | (2) |
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175 | (1) |
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176 | (1) |
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Chapter 8 The Homogeneous Problem |
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177 | (14) |
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§8.1 Integrals in parametric form |
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177 | (3) |
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§8.2 Euler-Lagrange equations |
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180 | (2) |
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§8.3 The Weierstrass equation |
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182 | (4) |
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§8.4 Case study: The parametric Queen Dido problem |
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186 | (3) |
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189 | (1) |
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190 | (1) |
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Chapter 9 Variable-Endpoint Conditions |
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191 | (24) |
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§9.1 Natural boundary conditions |
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191 | (6) |
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§9.2 Transversality conditions |
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197 | (9) |
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206 | (1) |
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§9.4 Case study: Neile's parabola |
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206 | (5) |
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211 | (1) |
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212 | (3) |
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Chapter 10 Broken Extremals |
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215 | (20) |
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§10.1 The Weierstrass-Erdmann corner conditions |
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215 | (9) |
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§10.2 Caratheodory's indicatrix |
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224 | (7) |
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§10.3 Recommended reading |
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231 | (1) |
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232 | (3) |
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Chapter 11 Strong Variations |
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235 | (20) |
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§11.1 Troubles with weak variations |
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235 | (7) |
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§11.2 Weierstrass's condition |
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242 | (5) |
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§11.3 Case study: Newton's problem |
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247 | (7) |
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§11.4 Recommended reading |
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254 | (1) |
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254 | (1) |
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Chapter 12 Sufficient Conditions |
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255 | (22) |
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255 | (1) |
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§12.2 Fields of extremals |
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256 | (4) |
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§12.3 Hilbert's invariant integral |
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260 | (2) |
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§12.4 Weierstrass's E-function revisited |
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262 | (5) |
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267 | (6) |
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§12.6 Recommended reading |
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273 | (1) |
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274 | (3) |
Bibliography |
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277 | (18) |
Index |
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295 | |