Foreword |
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xi | |
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Preface |
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xiii | |
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1 | (76) |
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3 | (3) |
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2 Proof of Fejer's theorem |
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6 | (5) |
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3 Weyl's equidistribution theorem |
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11 | (4) |
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4 The Weierstrass polynomial approximation theorem |
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15 | (4) |
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5 A second proof of Weierstrass's theorem |
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19 | (2) |
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6 Hausdorff's moment problem |
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21 | (3) |
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7 The importance of linearity |
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24 | (4) |
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28 | (4) |
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9 The simplest convergence theorem |
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32 | (3) |
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10 The rate of convergence |
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35 | (3) |
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11 A nowhere differentiable function |
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38 | (4) |
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42 | (4) |
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46 | (4) |
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14 Mathematical Brownian motion |
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50 | (6) |
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56 | (3) |
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16 Behaviour at points of discontinuity I |
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59 | (3) |
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17 Behaviour at points of discontinuity II |
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62 | (5) |
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18 A Fourier series divergent at a point |
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67 | (7) |
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19 Pointwise convergence, the answer |
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74 | (3) |
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Part II Some Differential Equations |
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77 | (66) |
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20 The undisturbed damped oscillator does not explode |
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79 | (4) |
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21 The disturbed damped linear oscillator does not explode |
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83 | (5) |
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88 | (5) |
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23 The linear damped oscillator with periodic input |
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93 | (6) |
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24 A non-linear oscillator I |
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99 | (5) |
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25 A non-linear oscillator II |
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104 | (9) |
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26 A non-linear oscillator III |
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113 | (3) |
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116 | (5) |
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28 Dirichlet's problem for the disc |
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121 | (3) |
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29 Potential theory with smoothness assumptions |
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124 | (7) |
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30 An example of Hadamard |
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131 | (3) |
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31 Potential theory without smoothness assumptions |
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134 | (9) |
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Part III Orthogonal Series |
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143 | (76) |
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32 Mean square approximation I |
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145 | (5) |
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33 Mean square approximation II |
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150 | (5) |
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34 Mean square convergence |
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155 | (4) |
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35 The isoperimetric problem I |
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159 | (7) |
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36 The isoperimetric problem II |
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166 | (4) |
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37 The Sturm-Liouville equation I |
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170 | (5) |
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175 | (4) |
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39 The Sturm-Liouville equation II |
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179 | (6) |
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40 Orthogonal polynomials |
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185 | (6) |
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191 | (6) |
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197 | (4) |
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43 Tchebychev and uniform approximation I |
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201 | (6) |
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44 The existence of the best approximation |
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207 | (5) |
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45 Tchebychev and uniform approximation II |
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212 | (7) |
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Part IV Fourier Transforms |
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219 | (144) |
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221 | (5) |
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47 Change in the order of integration I |
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226 | (4) |
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48 Change in the order of integration II |
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230 | (10) |
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49 Fejer's theorem for Fourier transforms |
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240 | (5) |
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50 Sums of independent random variables |
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245 | (8) |
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253 | (6) |
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259 | (6) |
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53 Differentiation under the integral |
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265 | (5) |
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270 | (4) |
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274 | (8) |
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56 The age of the earth I |
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282 | (3) |
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57 The age of the earth II |
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285 | (4) |
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58 The age of the earth III |
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289 | (3) |
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59 Weierstrass's proof of Weierstrass's theorem |
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292 | (3) |
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295 | (5) |
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61 Simple discontinuities |
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300 | (8) |
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62 Heat flow in a semi-infinite rod |
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308 | (7) |
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315 | (9) |
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324 | (8) |
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65 The transatlantic cable I |
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332 | (3) |
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66 The transatlantic cable II |
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335 | (3) |
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67 Uniqueness for the heat equation I |
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338 | (6) |
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68 Uniqueness for the heat equation II |
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344 | (3) |
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347 | (2) |
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70 The central limit theorem I |
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349 | (8) |
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71 The central limit theorem II |
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357 | (6) |
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Part V Further Developments |
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363 | (108) |
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365 | (3) |
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368 | (4) |
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372 | (7) |
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379 | (7) |
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386 | (9) |
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77 A simple time delay equation |
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395 | (8) |
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78 An exception to a rule |
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403 | (4) |
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407 | (6) |
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80 Sums of random vectors |
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413 | (5) |
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418 | (7) |
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425 | (4) |
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83 An example of outstanding statistical treatment I |
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429 | (5) |
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84 An example of outstanding statistical treatment II |
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434 | (2) |
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85 An example of outstanding statistical treatment III |
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436 | (7) |
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86 Will a random walk return? |
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443 | (8) |
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87 Will a Brownian motion return? |
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451 | (4) |
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88 Analytic maps of Brownian motion |
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455 | (6) |
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89 Will a Brownian motion tangle? |
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461 | (6) |
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90 La Famille Picard va a Monte Carlo |
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467 | (4) |
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471 | (92) |
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91 The future of mathematics viewed from 1800 |
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473 | (2) |
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475 | (3) |
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478 | (3) |
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481 | (3) |
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484 | (4) |
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488 | (3) |
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97 Fourier analysis on the roots of unity |
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491 | (6) |
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497 | (3) |
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99 How fast can we multiply? |
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500 | (3) |
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100 What makes a good code? |
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503 | (3) |
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101 A little group theory |
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506 | (3) |
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509 | (4) |
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103 A little more group theory |
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513 | (6) |
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104 Fourier analysis on finite Abelian groups |
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519 | (6) |
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525 | (7) |
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532 | (7) |
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107 Primes in some arithmetical progressions |
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539 | (7) |
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108 Extension from real to complex variable |
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546 | (6) |
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109 Primes in general arithmetical progressions |
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552 | (8) |
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110 A word from our founder 558 Appendix A: The circle T |
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560 | (3) |
Appendix B Continuous function on closed bounded sets |
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563 | (2) |
Appendix C Weakening hypotheses |
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565 | (10) |
Appendix D Ode to a galvanometer |
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575 | (2) |
Appendix E The principle of the argument |
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577 | (3) |
Appendix F Chase the constant |
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580 | (1) |
Appendix G Are share prices in Brownian motion? |
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581 | (4) |
Index |
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585 | |