Find the derivative of the given vector-valued function. 
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Anna Freud
Austrian-British psychoanalyst and daughter of Sigmund Freud, known for her pioneering work in child psychoanalysis.
Reported Dreams
The recounting or description of dreams by individuals upon waking, often used in psychological research and therapy to understand unconscious desires or concerns.
Death Instincts
A concept in psychoanalytic theory referring to an unconscious drive towards decay, destruction, or death.
Personality
A set of emotional, behavioral, and cognitive tendencies that make up an individual's character.
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