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5168  Volume 19  1955  Stanford  5169  Volume 19  18Oct55  Stanford 
Summary: Mathematical expressions have inputs and outputs. Summary: Black Box looks at itself and others. 

Input of mathematical form 5161 Transducer mathematical expression as transducer 

The subjective [4]: Can interpersonal relations be translated into Black Box terms? Question asked by
Urie Bronfenbrenner, 5169. 

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