Dedication |
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v | |
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xi | |
Preface |
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xiii | |
Author |
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xvii | |
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1 Trigonometric and Hyperbolic Sine and Cosine Functions |
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1 | (22) |
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1 | (1) |
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1.2 Sine and Cosine: Geometric Definitions |
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2 | (1) |
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1.3 Sine and Cosine: Analytic Definition |
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3 | (5) |
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5 | (1) |
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6 | (1) |
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6 | (1) |
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1.3.4 Addition and Subtraction Rules |
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7 | (1) |
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7 | (1) |
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1.4 Sine and Cosine: Dynamic System Approach |
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8 | (6) |
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9 | (1) |
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1.4.2 Symmetry Properties of Trajectories in Phase-Space |
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10 | (1) |
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10 | (3) |
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1.4.4 Geometric Proof that All Trajectories Are Closed |
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13 | (1) |
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1.5 Hyperbolic Sine and Cosine: Derived From Sine and Cosine |
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14 | (3) |
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1.6 Hyperbolic Functions: Dynamic System Derivation |
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17 | (1) |
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1.7 θ-Periodic Hyperbolic Functions |
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18 | (2) |
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20 | (3) |
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22 | (1) |
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23 | (24) |
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23 | (1) |
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2.2 Aperiodic Elliptic Functions |
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23 | (3) |
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2.3 Elliptic Hamiltonian Dynamics |
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26 | (2) |
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2.4 Jacobi, CN, SN, and DN Functions |
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28 | (6) |
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2.4.1 Elementary Properties of Jacobi Elliptic Functions |
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29 | (1) |
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30 | (1) |
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2.4.3 Differential Equations |
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31 | (1) |
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2.4.4 Calculation of u(θ) and the Period for cn, sn, tin |
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32 | (1) |
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2.4.5 Special Values of Jacobi Elliptic Functions |
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33 | (1) |
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2.5 ADDITIONAL PROPERTIES OF JACOBI ELLIPTIC FUNCTIONS |
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34 | (3) |
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2.5.1 Fundamental Relations for Square of Functions |
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34 | (1) |
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34 | (2) |
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36 | (1) |
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2.5.4 cn, sn, dn for Special k Values |
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36 | (1) |
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36 | (1) |
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2.6 Dynamical System Interpretation of Elliptic Jacobi Functions |
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37 | (3) |
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2.6.1 Definition of the Dynamic System |
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37 | (1) |
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2.6.2 Limits k → 0+ and k → 1- |
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38 | (1) |
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38 | (1) |
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2.6.4 Bounds and Symmetries |
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39 | (1) |
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2.6.5 Second-Order Differential Equations |
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40 | (1) |
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40 | (1) |
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2.7 Hyperbolic Elliptic Functions as a Dynamic System |
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40 | (1) |
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2.8 Hyperbolic θ-Periodic Elliptic Functions |
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41 | (4) |
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45 | (2) |
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45 | (2) |
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47 | (20) |
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47 | (3) |
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3.2 Properties of the Square Trigonometric Functions |
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50 | (1) |
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3.3 Period of the Square Trigonometric Functions in the Variable |
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51 | (2) |
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3.4 Fourier Series of the Square Trigonometric Functions |
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53 | (3) |
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3.5 Dynamic System Interpretation Of |x| + |y| = 1 |
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56 | (3) |
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3.6 Hyperbolic Square Functions: Dynamics System Approach |
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59 | (5) |
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3.7 Periodic Hyperbolic Square Functions |
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64 | (3) |
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65 | (2) |
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4 Parabolic Trigonometric Functions |
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67 | (16) |
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67 | (1) |
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4.2 H(x, y) = |y| + (1/2)x2 As a Dynamic System |
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67 | (5) |
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4.3 Geometric Analysis of |y| + (1/2)x2 = 1/2 |
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72 | (1) |
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4.4 |y| -- (1/2)x2 = 1/2 As a Dynamic System |
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73 | (5) |
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4.5 Geometric Analysis of |y| -- (1/2)x2 = 1/2 |
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78 | (5) |
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81 | (2) |
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5 Generalized Periodic Solutions of f(t)2 + g(t)2 = 1 |
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83 | (16) |
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83 | (1) |
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5.2 Generalized Cosine and Sine Functions |
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84 | (2) |
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5.3 Mathematical Structure of 9{t) |
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86 | (2) |
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5.4 An Example: A(t) = a1 sin (2π/T)t |
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88 | (1) |
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5.5 Differential Equation for f(t) AND g(t) |
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89 | (3) |
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92 | (2) |
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5.7 Non-Periodic Solutions of f2(t) + g2(t) = 1 |
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94 | (5) |
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97 | (2) |
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6 Resume of (Some) Previous Results on Generalized Trigonometric Functions |
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99 | (10) |
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99 | (1) |
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6.2 Differential Equation Formulation |
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100 | (1) |
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6.3 Definition as Integral Forms |
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101 | (1) |
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102 | (1) |
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6.5 Symmetry Considerations and Consequences |
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103 | (4) |
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6.5.1 Symmetry Transformation and Consequences |
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103 | (1) |
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6.5.2 Hamiltonian Formulation |
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104 | (1) |
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6.5.3 Area of Enclosed Curve |
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105 | (1) |
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106 | (1) |
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107 | (2) |
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107 | (2) |
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7 Generalized Trigonometric Functions: |y|P + |y|q = 1 |
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109 | (10) |
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109 | (1) |
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109 | (2) |
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111 | (1) |
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7.4 Gallery of Particular Solutions |
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111 | (8) |
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8 Generalized Trigonometric Hyperbolic Functions: |y|p -- |x|q = 1 |
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119 | (8) |
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119 | (1) |
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120 | (1) |
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8.3 Gallery of Special Solutions |
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120 | (7) |
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9 Applications and Advanced Topics |
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127 | (38) |
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127 | (3) |
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9.2 Odd-Parity Systems and Their Fourier Representations |
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130 | (3) |
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9.3 Truly Nonlinear Oscillators |
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133 | (5) |
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9.3.1 Antisymmetric, Constant Force Oscillator |
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134 | (2) |
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136 | (1) |
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9.3.3 Restricted Doffing Equation |
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137 | (1) |
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9.4 Ateb Periodic Functions |
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138 | (2) |
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9.5 Exact Discretization of the Jacobi Elliptic Differential Equations |
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140 | (3) |
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9.5.1 Rescaled Duffing Equation |
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140 | (1) |
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9.5.2 Exact Difference Equation for CN |
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141 | (1) |
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9.5.3 Exact Difference Equation for SN |
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142 | (1) |
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9.6 Harmonic Balance: Direct Method |
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143 | (6) |
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143 | (2) |
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145 | (2) |
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147 | (2) |
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9.7 Harmonic Balance: Rational Approximation |
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149 | (4) |
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149 | (1) |
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150 | (2) |
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152 | (1) |
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153 | (5) |
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9.8.1 Direct Iteration Scheme: x + x3 = 0 |
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155 | (2) |
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9.8.2 Extended Iteration: x + x3 = 0 |
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157 | (1) |
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158 | (7) |
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161 | (4) |
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165 | (6) |
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165 | (1) |
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165 | (1) |
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10.3 Some Unresolved Topics and Issues |
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166 | (5) |
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168 | (3) |
Appendix |
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171 | (14) |
Bibliography |
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185 | (4) |
Index |
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189 | |