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Note by D. W. Dewhirst
EDDN/B/5/2 · Item · June 1982
Parte de Papers of Sir Arthur Eddington

University of Cambridge Institute of Astronomy.—Describes the contents of the second of two boxes of Eddington papers formerly in the possession of Noel B. Slater.

Chapter II: The Complete Momentum Vector
EDDN/B/2/16 · Item · [before July 1942]
Parte de Papers of Sir Arthur Eddington

§ 2∙1. Particles with spin.
§ 2∙2. Relativity rotations.
§ 2∙3. Neutral space-time.
§ 2∙4. Strain vectors.
§ 2∙5[a]. Reality conditions.
§ 2∙5[b]. Flat space-time.
§ 2∙6. Determinants and eigenvalues.
§ 2∙7. Phase space.
§ 2∙8. Probability distribution of strain vectors.

(§§ 2∙1 and 2∙2 were renumbered from 1∙1 and 1∙2 and, as a result, §§ 2∙3, 2∙4, and 2∙5[a] were renumbered from 2∙2, 2∙3, and 2∙4 respectively; but the necessary alterations to the numbering were carried no further. The title of § 2∙8 was altered from ‘Probability distribution of phase space’.)

Chapter IX: Wave Functions
EDDN/B/2/2 · Item · Apr. 1944
Parte de Papers of Sir Arthur Eddington

§ 87. Angular momentum.
§ 88. The gradient operator.
§ 89. Wave equation of the hydrogen intracule.
§ 90. Solution of the wave equation.
§ 91. The Coulomb energy.
§ 92. Fixed-scale units.

Chapter VIII
EDDN/B/2/3 · Item · Oct. 1944
Parte de Papers of Sir Arthur Eddington

§ 76[a]. Angular momentum.
§ 74[a]. Polar coordinates.
§ 74[b]. The differential wave equation.
§ 75. The symbolic frame in relative space.
§ 76[b]. Reality conditions in relative space.
§ 77[a]. Relation of quantal and scale-free physics.
§ 77[b]. Relation of quantal and scale-free physics.
§ 78. The metastable states of hydrogen.
§ 79. Particle and wave properties.
§ 80. The internal wave equation.

(§ 76[a] was renumbered from 73, but the equations were not renumbered accordingly.)

Chapter VIII: Simple Applications
EDDN/B/2/4 · Item · Feb. 1944
Parte de Papers of Sir Arthur Eddington

§ 77. The metastable states of hydrogen.
§ 78. Deuterium and neutron.
§ 79. Mass of the neutron.
§ 80. Atomic mass of deuterium.
§ 81. Simple and double intracules.
§ 82. Atomic mass of helium.
§ 83. The separation constant of isobaric doublets.
§ 84. Nuclear spin.
§ 85. Mass of the mesotron.

Chapter VII: Double Frames
EDDN/B/2/5 · Item · Jan. 1944
Parte de Papers of Sir Arthur Eddington

§ 64. The EF-frame.
§ 65. Chirality of a double frame.
§ 66. The interchange operator.
§ 67. Duals.
§ 68. The CD-frame.
§ 69. Double vectors.
§ 70. Double phase space.
§ 71. Uranoid and aether.
§ 72. The Riemann-Christoffel tensor.
§ 73. The tensor identities.
§ 74. The contracted Riemann-Christoffel tensor.
§ 75. Interstates.
§ 76. Antisymmetrical wave functions.

(The chapter number has been altered in pencil to ‘VIII’.)

Chapter VI: Wave Vectors
EDDN/B/2/6 · Item · Mar.–Dec. 1943
Parte de Papers of Sir Arthur Eddington

§ 51. Idempotency.
§ 52. Standard form of idempotent vectors.
§ 53. Spectral sets.
§ 54. Table of symbolic coefficients.
§ 55. The wave identities.
§ 56. Matrix representation of E-numbers.
§ 57. Factorisation of E-numbers.
§ 58. Wave tensors.
§ 59. Phase space.
§ 60. Space tensors of the second rank.
§ 61. The quantum-classical analogy.
§ 62[a]. Space tensors of the second rank.
§ 62[b]. The symbolic frame in relative space.
§ 63. Reality conditions in relative space.

(Drafted Mar. 1943, revised Dec. 1943. The chapter number has been altered in pencil to ‘VII’.)

Chapter V: The Complete Momentum Vector
EDDN/B/2/7 · Item · Mar.–Dec. 1943
Parte de Papers of Sir Arthur Eddington

§ 41. The symbolic frame.
§ 42. Miscellaneous properties of the E-symbols.
§ 43. Equivalence and chirality.
§ 44. Rotations.
§ 45. Effective and ineffective relativity transforma-tions.
§ 46. Real and imaginary symbols.
§ 47. Distinction between space and time.
§ 48. Neutral space-time.
§ 49. Strain vectors.
§ 50. Determinants and eigenvalues.

(Drafted Mar. 1943; revised Dec. 1943. The chapter number has been altered in pencil to ‘VI’.)

Chapter IV: Gravitation, Exclusion and Interchange
EDDN/B/2/8 · Item · [Dec. 1942 x Dec. 1943.]
Parte de Papers of Sir Arthur Eddington

§ 31. Time.
§ 32. The weight function.
§ 33. The genesis of proper mass.
§ 34. Determination of m0.
§ 35. Exclusion.
§ 36. The negative energy levels.
§ 37. The planoid.
§ 38. Interchange of extracules.
§ 39. Non-Coulombian energy.
§ 40. Calculated values of the molar and nuclear constants.

Chapter III: Electrical Theory
EDDN/B/2/9 · Item · Dec. 1942–Aug. 1943
Parte de Papers of Sir Arthur Eddington

§ 22. Mutual and self energy.
§ 23. Comparison particles.
§ 24. The phase coordinate.
§ 25. Interchange.
§ 26. Hydrocules.
§ 27. The β-factors.
§ 28. The observational system.
§ 29. Calculated values of the microscopic constants.
§ 30. The two-particle transformation.

(Drafted Dec. 1942; revised Aug. 1943.)

Chapter II: Multiplicity Factors
EDDN/B/2/10 · Item · Dec. 1942–Aug. 1943
Parte de Papers of Sir Arthur Eddington

§ 12. Object-fields.
§ 13. The rigid field convention.
§ 14. Separation of particle and field energy.
§ 15. Application to scale-free systems.
§ 16. Standard carriers.
§ 17. Mass-ratio of the proton and electron.
§ 18. The fine-structure constant.
§ 19. Rigid coordinates.
§ 20. Unsteady states.
§ 21. The inversion of energy.

(Drafted Dec. 1942; revised Aug. 1943.)

Chapter I: The Uncertainty of the Reference Frame
EDDN/B/2/13 · Item · Dec. 1942–Aug. 1943
Parte de Papers of Sir Arthur Eddington

§ 1. The uncertainty of the origin.
§ 2. The Gaussian distribution.
§ 3. The Bernoulli fluctuation.
§ 4. The standard of length.
§ 5. Range of nuclear forces and the recession of the galaxies.
§ 6. Non-uniform curvature.
§ 7. Uranoids.
§ 8. The extraneous standard.
§ 9. Scale-free physics.
§ 10. Pseudo-discrete distributions.
§ 11. Stabilisation.

(Drafted Dec. 1942; revised Aug. 1943.)

Chapter IX: two sections
EDDN/B/2/14 · Item · [1943]
Parte de Papers of Sir Arthur Eddington

(i) Chapter IX: The Molar Electromagnetic Field.
Gauge transformations.

(ii) Chapter IX: The Molar Electromagnetic Field.
Affine field theory.

Chapter VII: Double Frames
EDDN/B/2/15 · Item · May 1943
Parte de Papers of Sir Arthur Eddington

§ 61. The EF-frame.
§ 62. Chirality of the double frame.
§ 63. The interchange operator.
§ 64. Duals.
§ 65. The CD-frame.
§ 66. Double phase space.
§ 67. The uranoid and the aether.
§ 68. The tensor identities.
§ 69. The quantum-classical analogy.
§ 70. Recoil rotations.
§ 71. Transformation to a relative frame.

Chapter I: The Uncertainty of the Origin
EDDN/B/2/17 · Item · [before July 1942]
Parte de Papers of Sir Arthur Eddington

§ 1∙1. The conditions of observability.
§ 1∙2[a]. The Gaussian distribution.
§ 1∙3. Systems of description.
§ 1∙4. Relative distribution functions.
§ 1∙5. Application to wave functions.
§ 1∙6[a]. Uranoids.
§ 1∙7. Curvature of space.
§ 1∙8. Proper mass.
§ 1∙9[a]. Object-fields.
§ 1∙9[b]. Four-dimensional theory.
§ 1∙6[b]. Uranoids.
§ 1∙2[b]. The centroid as physical origin.

(The chapter title was altered from ‘The Uncertainty of the Reference Frame’. § 1∙9[b] is marked ‘rewrite under the heading “Stabilising relations”’.)

Chapter VIII
EDDN/B/2/18 · Item · [1943]
Parte de Papers of Sir Arthur Eddington

§ 73. Angular momentum.
§ 74[a]. The metastable states of hydrogen.
§ 75[a]. The symbolic frame in relative space.
§ 76. Reality conditions in relative space.
§ 75[b]. The symbolic frame in relative space.
§ 74[b]. The differential wave equation.

Chapter V: Electric Charge
EDDN/B/2/19 · Item · [before July 1942]
Parte de Papers of Sir Arthur Eddington

§ 5∙1. Electric charge.
§ 5∙2. The electrical stabilisation.
§ 5∙3. The time coordinate.
§ 5∙4. Quadratic and linear energy.
§ 5∙5. The Coulomb energy.
§ 5∙6. Pairing.
§ 5∙7[a]. [Untitled.]
§ 5∙7[b]. The electromagnetic potential.

[Chapter I]
EDDN/B/2/20 · Item · [early 1940s]
Parte de Papers of Sir Arthur Eddington

§ 1∙9 [continued].
Part of an unidentified chapter.
§ 1∙9. Individual and statistical particles.
§ 1∙8. Electric charge.
Rough calculations.

Chapter IV. The Energy Tensor
EDDN/B/2/21 · Item · [before July 1942]
Parte de Papers of Sir Arthur Eddington

§ 4∙1. Double frames.
§ 4∙2. Interchange.
§ 4∙3. The dual frame.
§ 4∙4. Double phase space.
§ 4∙5[a]. The relation between mass and density.
§ 4∙6. [Untitled.]
§ 4∙5[b]. [Untitled.]

Chapter VII. Double Frames
EDDN/B/2/22 · Item · Apr. 1943
Parte de Papers of Sir Arthur Eddington

§ 61. The EF-frame.
§ 62. [Title missing.]
§ 63. The dual frame.
§ 64. Double phase space.
§ 65. The two strain tensors.
§ 66. The Riemann-Christoffel tensor.

Memoranda, and Chapter III: Multiplicity Factors
EDDN/B/2/24 · Item · [before July 1942]
Parte de Papers of Sir Arthur Eddington

Memoranda.

Chapter III: Multiplicity Factors.
§ 3∙1. The rigid-field convention.
§ 3∙2. Scale-free systems.
§ 3∙3. Partition of the energy tensor.
§ 3∙4. Rigid coordinates.
§ 3∙5. The fine-structure constant.
§ 3∙6. Vector particles.
§ 3∙7. Mass-ratio of the proton and electron.
§ 3∙8. Radiant energy.

EDDN/B/2/25 · Item · [before July 1942]
Parte de Papers of Sir Arthur Eddington

[Summary of Chapter IV.]

Chapter IV: Exclusion and Interchange.
§29. The phase coordinate.
§30. Mutual and self energy.
§31. Elision of comparison particles.
§32. Exclusion.
§33. The negative energy levels.
§35. The factor 3/5.
§36[a]. Interaction of V10 particles.
§38. Interchange.
§37[a]. The Newtonian potential.
§37[b]. The Newtonian potential.
§36[b]. The Newtonian potential.

Chapter III: Multiplicity Factors
EDDN/B/2/26 · Item · [before July 1942]
Parte de Papers of Sir Arthur Eddington

§3∙1. The rigid-field.
§3∙2. Scale-free systems.
§3∙3. Allocation of the energy tensor.
§3∙4. Rigid coordinates.
§3∙5. The inversion of mass.
§3∙6. Standard particles and vector particles.
§3∙7. Mass-ratio of the proton and electron.
§3∙8. The fine-structure constant.
§3∙9. Radiant energy.

Chapter III: Multiplicity Factors.
EDDN/B/2/27 · Item · [before July 1942]
Parte de Papers of Sir Arthur Eddington

§ 19. Object-fields.
§ 20. The rigid-field convention.
§ 21. The rigid field in scale-free physics.
§ 22. Partition of the energy tensor.
§ 23. The inversion of energy.
§ 24. Rigid coordinates.
§ 25. Standard particles and vector particles.
§ 26. Transition particles.
§ 27. Protons and electrons.
§ 28. The mass m0.

(Formerly two chapters. The title was altered from ‘Fields and Particles’; ‘Chapter IV. Multiplicity Factors.’ has been struck through before § 25.)

Chapter V: The Complete Momentum Vector
EDDN/B/2/28 · Item · [c. Mar. 1943]
Parte de Papers of Sir Arthur Eddington

§ 41. The symbolic frame.
§ 42. Miscellaneous properties of the E-symbols.
§ 43. Equivalence and chirality.
§ 44. Rotations.
§ 45. Real frames.
§ 46. Distinction between space and time.
§ 47. Neutral space-time.
§ 48. Strain vectors.
§ 49. Determinants and eigenvalues.
§ 50. Idempotency.
§ 51. Standard form of idempotent vectors.
§ 52. Spectral sets of particles.
§ 53. Dictionary of symbolic coefficients.

EDDN/B/2/30 · Item · [c. Mar. 1943]
Parte de Papers of Sir Arthur Eddington

Chapter VI: Wave Vectors.
§ 54. The linear wave equations.
§ 55. Matrix representation of E-numbers.
§ 56. Factorisation of E-numbers.
§ 57. Wave vectors and tensors.
§ 58. Space tensors of the second rank.
§ 59. Angular momentum.
§ 60. Symbolic coefficients in ξ-space.
§ 61. The differential wave equation.
§ 62. The eigen-scale.
§ 63. Perturbation theory [title only].

Chapter VII: The Hydrogen Atom and the Neutron.
§ 63. Symmetric degeneracy.

Chapter II: The Uncertainty of Scale
EDDN/B/2/32 · Item · [before July 1942]
Parte de Papers of Sir Arthur Eddington

§ 2∙1. The Bernoulli fluctuation.
§ 2∙2. The standard of length.
§ 2∙3. Non-uniform curvature of space.
§ 2∙4. The extraneous standard.
§ 2∙5. Pseudo-discrete wave functions.

(The title of § 2∙5 was altered from ‘Occupation factors’.)