Intro; Preface; Contents; 1 Introduction; 1.1 Specific Perspective; 1.2 General Perspective; 1.2.1 Epistemological Landscape; 1.2.1.1 Elements; 1.2.1.2 The Epistemic Circle; 1.2.1.3 The Popperian Solution; 1.2.1.4 An "Isolated" Science; 1.2.1.5 The Solution, and Other Problems; 1.2.2 Reconfiguration of the Problematics; References; 2 The Controversy Concerning the Nature of the Sign; 2.1 The Expressive Fact; 2.2 A Community of Views; 2.3 Shared Difficulties; 2.4 The Counter-Arguments; 2.4.1 Introduction; 2.4.2 First Argument; 2.4.3 Second Argument; 2.4.4 Third Argument; 2.4.5 Fourth Argument

2.5 TransitionReferences; 3 Theoretical Elements; 3.1 Introduction; 3.2 Intentionality: Introduction and Generalities; 3.2.1 Appearance/Appearing; 3.2.2 Directedness; 3.2.3 Noesis/Noema; 3.2.4 "Paradoxical" Presence; 3.2.5 Fulfillment; 3.2.6 Meaning-Intention; 3.2.7 The Fulfillment of Signification; 3.2.8 Nonsense and Absurdity; 3.3 The Prism of an Existential Phenomenology; 3.3.1 Transition and Introduction; 3.3.2 Positing the Issue, and as an Introduction; 3.3.3 The World as Expression; 3.3.4 Abstract/Concrete; 3.3.5 "Paradoxical" Presence; References; 4 The Husserlian Perspective

4.1 A First Approach4.2 The Cardinal Difficulty; 4.3 The Two Options; 4.3.1 First Option; 4.3.2 Second Option; 4.3.3 Second Option: Difficulties; 4.3.4 Shared Difficulties and Consequence; 4.4 The Attentional Conformation of the Sign; 4.5 The Strata of Verbal Consciousness; References; 5 The Saussurean Analysis; 5.1 Introduction; 5.1.1 Foreword; 5.1.2 Precisions; 5.2 The System; 5.2.1 Difference and Opposition; 5.2.1.1 The Relation of Difference; 5.2.1.2 From Difference to Opposition; 5.2.1.3 Consequences for the Architecture of the Linguistic System

5.2.1.4 Detail and Confirmation of the Preceding5.2.2 Planes and Types of Difference; 5.2.2.1 The Plane of Content: The Signifieds; 5.2.2.2 The Plane of Expression: The Signifiers; Introduction; Distinctive Differences; The Duality of the Signifier; 5.2.3 Signifier/Signified Dissymmetry; 5.2.3.1 Functional Architecture: First Approach; 5.2.3.2 Regarding "Concreteness" in Language; 5.2.4 The Standpoint of Value; 5.3 Structural Promotion: From the "Indicative" to the "Meaningful" Sign; 5.3.1 The "Indicative" and the "Meaningful" Sign; 5.3.2 The Issue of Value: Towards a Solution

5.3.3 Syntagmatics and Paradigmatics5.3.3.1 Introduction; 5.3.3.2 Difficulties; 5.3.3.3 Solution; 5.3.3.4 Illustrations and Precisions; 5.3.4 Admissibility; 5.3.4.1 Generalities; 5.3.4.2 Intuition and Existence Judgment; 5.3.5 Admissibility, Differentiality, and S&P Relations; References; 6 The Morphodynamics of the Sign; 6.1 General Schema; 6.2 Illustration and Precisions: Cusp Geometry; 6.2.1 Cusp Mathematics; 6.2.2 Illustration; 6.3 The Morphodynamics of the Sign; 6.3.1 Construction; 6.3.2 Complementary Determinations; 6.3.2.1 S&P Connection ↔ Differential Forms