The word derivatives is a noun. It is the plural form of the noun derivative.

Freudian Psychoanalysis assumes that the repressed material hidden in the unconscious is given by repressed sexual instincts, Analytical psychology has a more general approach. There is no preconceived assumption about the unconscious material. The unconscious, for Jungian analysts, may contain repressed sexual drives, but also aspirations, fears, etc.

The spacial derivative is the measure of a quantity as and how it is being changed in space. This is different from a temporal derivative and partial derivative.

The unconscious.

Freudian psychoanalysis assumes that the repressed material hidden in the unconscious is given by repressed sexual instincts, Analytical psychology has a more general approach. There is no preconceived assumption about the unconscious material. The unconscious, for Jungian analysts, may contain repressed sexual drives, but also aspirations, fears, etc.