Advanced Calculus and its Applications in Variational Quantum Mechanics and Relativity Theory 1st Edition by Fabio Silva Botelho ISBN 9781000411027 1000411028

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ISBN 10: 1000411028
ISBN 13: 9781000411027
Author: Fabio Silva Botelho

Advanced Calculus and its Applications in Variational Quantum Mechanics and Relativity Theory 1st Edition Table of contents:

Section I: Advanced Calculus

1. The Implicit Function Theorem and Related Results

1.1 Introduction

1.2 Implicit function theorem, scalar case

1.3 Vectorial functions in ℝn

1.3.1 Limit proprieties

1.4 Implicit function theorem for the vectorial case

1.5 Lagrange multipliers

1.6 Lagrange multipliers, the general case

1.7 Inverse function theorem

1.8 Some topics on differential geometry

1.8.1 Arc length

1.8.2 The arc length function

1.9 Some notes about the scalar curvature in a surface in ℝ3

2. Manifolds in ℝn

2.1 Introduction

2.2 The local form of sub-immersions

2.3 The local form of immersions

2.4 Parameterizations and surfaces in ℝn

2.4.1 Change of coordinates

2.4.2 Differentiable functions defined on surfaces

2.5 Oriented surfaces

2.6 Surfaces in ℝn with boundary

2.6.1 Parameterizations for surfaces in ℝn with boundary

2.7 The tangent space

2.8 Vector fields

2.9 The generalized derivative

2.9.1 On the integral curve existence

2.10 Differential forms

2.11 Integration of differential forms

2.12 A simple example to illustrate the integration process

2.13 Volume (area) of a surface

2.14 Change of variables, the general case

2.15 The Stokes Theorem

2.15.1 Recovering the classical results on vector calculus in ℝ3 from the general Stokes Theorem

Section II: Applications to Variational Quantum Mechanics and Relativity Theory

3. A Variational Formulation for the Relativistic Klein-Gordon Equation

3.1 Introduction

3.2 The Newtonian approach

3.3 A brief note on the relativistic context, the Klein-Gordon equation

3.3.1 Obtaining the Klein-Gordon equation

3.4 About the role of normal field as the wave function in quantum mechanics

3.5 A more general proposal for the energy, one more example

3.6 Another example, generalizing the standard quantum approach

3.7 Recovering the standard quantum approach

3.7.1 About the role of the angular momentum in quantum mechanics

3.7.2 A brief note concerning the relation between classical rotations and the quantum angular momen

3.7.3 The eigenvalues of Lz

3.8 A numerical example

3.9 A brief note on the many body quantum approach

3.10 A brief note on a formulation similar to those of density functional theory

4. Some Numerical Results and Examples

4.1 Some preliminary results

4.2 A second numerical example

4.3 A third example, the hydrogen atom

4.4 A related control problem

4.4.1 A numerical example

4.4.2 Another numerical example

4.5 An approximation for the standard many body problem

4.6 Conclusion

5. A Variational Formulation for Relativistic Mechanics Based on Riemannian Geometry and its Applica

5.1 Introduction

5.2 Some introductory topics on vector analysis and Riemannian geometry

5.3 A relativistic quantum mechanics action

5.3.1 The kinetics energy

5.3.2 The energy part relating the curvature and wave function

5.4 Obtaining the relativistic Klein-Gordon equation as an approximation of the previous action

5.5 A note on the Einstein field equations in a vacuum

5.6 Conclusion

6. A General Variational Formulation for Relativistic Mechanics Based on Fundamentals of Differentia

6.1 Introduction

6.2 The system energy

6.3 The final energy expression

6.4 Causal structure

6.5 Dependence domains and hyperbolicity

6.6 Existence of minimizer for the previous general functional

6.7 Conclusion

7. A New Interpretation for the Bohr Atomic Model

7.1 Introduction

7.2 The Newtonian approach and a concerning extension

7.3 A brief note on the relativistic context, the Klein-Gordon equation

7.4 A second model and the respective energy expression

7.5 A brief note on the relativistic context for such a second model

7.6 A brief note on the case including electro-magnetic effects

7.6.1 About a specific Lorentz transformation

7.6.2 Describing the self interaction energy and obtaining a final variational formulation

7.7 A new interpretation of the Bohr atomic model

7.8 A system with a large number of interacting atoms

7.8.1 A proposal for the case in which N is very large

7.9 About the definition of Temperature

7.10 A note on the Entropy concept

7.11 About modeling a chemical reaction

7.11.1 About the variational formulation modeling such a chemical reaction

7.11.2 The final variational formulation

7.12 A note on the Spin operator

8. Existence and Duality for Superconductivity and Related Models

8.1 Introduction

8.2 A global existence result for the full complex Ginzburg-Landau system

8.3 A brief initial description of our proposal for duality

8.4 The duality principle for a local extremal context

8.5 A second duality principle

8.6 A third duality principle

8.7 A criterion for global optimality

8.7.1 The concerning duality principle

8.8 Numerical results

8.8.1 A numerical example

9. A Classical Description of the Radiating Cavity Model in Quantum Mechanics

9.1 Introduction

9.2 Regarding an approximate classical description of the last section previous result

9.3 Conclusion

References

Index

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Fabio Silva Botelho,Advanced Calculus,Variational Quantum,Relativity Theory