What does it mean to say that a physical system implements a computation?
نویسندگان
چکیده
منابع مشابه
What does it mean to say that a physical system implements a computation?
When we are concerned with the logical form of a computation and its formal properties, then it can be theoretically described in terms of mathematical and logical functions and relations between abstract entities. However, actual computation is realised by some physical process, and the latter is of course subject to physical laws and the laws of thermodynamics in particular. An issue that has...
متن کاملWhat Does it Mean to Say that Economics is Performative?
"L'homo oeconomicus n'est pas derrière nous, il est devant nous ; comme l'homme de la morale et du devoir ; comme l'homme de la science et de la raison. L'homme a été très longtemps autre chose ; et il n'y a pas bien longtemps qu'il est une machine, compliquée d'une machine à calculer" 1 (Mauss 1960, p.272) "Economists have long recognized the importance of technological innovation for economic...
متن کاملThe Physical Self-concept. What Does It Mean to Be Old: What Does It Mean to Be Young? the Physical Self-concept. What Does It Mean to Be Old: What Does It Mean to Be Young?
2 Does the concept of physical self remain stable across age? Or does the concept of physical self change as the body wearies and changes in shape? Do the components emphasised in our evaluation of our physical selves change with age or remain stable? Without evaluating such questions it is inappropriate to talk about Physical Self-Concept as though it is the same thing, with just different sco...
متن کاملparticipation, what does it mean?
participation has been with us since the inception of living in a family. participation developed in the matrix of religion and, two centuries ago, opend up its way in political systems of european countries. it supported the democratic principle of people's determining their own destiny. today, participation is considered a necessity for the total development of not only individuals, but ...
متن کاملBeing a departmental head – what does it mean? Emphasizing the salience and shades in medical academia
Dear Editor, When an academician or clinician assumes the chair of department, multiple responsibilities dawn upon the chair that requires appropriate analysis and effective decision-making skills. Head of the department is uniquely poised to translate the organisational goals into the collective performance of the departmental members. Headship is an iterative process which necessitates ...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Theoretical Computer Science
سال: 2009
ISSN: 0304-3975
DOI: 10.1016/j.tcs.2008.09.047