Mathematics (2) Matemáticas (2) Mathématiques (2) Mathématiques (2) mathématique (2) Composition (1) Assaying (1) Music (1) Songs and music (1) Music (1) Fiction (1) Walking (1) Tonality (1) Structuralism (1) Spirit (1) Musicology (1) Music theory (1) Morale (1) Hypothesis (1) Gait in humans (1) Comprehension (1) Songs and music (1) Psychology (1) Analysis (1) Performances (1) Música--Teoría (1) Estructuralismo (1) Tonalidad (1) Musicología (1) Música (1)