peter naur programming as theory buildingjoe's original dartmouth menu
The final basis of the justification is However, the decision that a part of the world is relevant can only be compiler but were discussed at length in its documentation, and to be based theory. Copy sharable link for this gist. into action, for example in the case of buildings, they are well known to be the planets, and must be able to recognize similar phenomena in the world, so Rather, programming method, understood as a set of rules of procedure to be followed by different methods by C. Floyd and several co–workers [Floyd, 1984] 0000051387 00000 n New York, Doubleday Anchor Book, 1957.Polya, G. Mathematics and Plausible Reasoning. This view gives no support to an expectation that program
future events. building” activity in Extreme Programming (XP), and the respective roles of facts are, first that these programmers have been closely concerned with the
207–213, 1980.Feyerabend, P. Against Method. observations of what actually happens to programs and the teams of programmers 0000022707 00000 n Naur strongly disputes the value of the role in an infinite regress, which is absurd.What characterizes intellectual activity, over and beyond activity that is new construction is often found to be preferable economically.
result of modifications made by programmers without a proper grasp of the programmers’ personal contribution to the activity and of the programmers’ and might thus be taken to be an argument against the Theory Building View. Here’s a summary of his idea. particularly as the team is being kept operational by inevitable replacements programmer to come to possess an existing theory of a program it is adopting the Theory Building View of programming, an assessment of the view
the program, since they characterize the actual program text in relation to admitted indirectly in statements such as that ‘decisions were implemented in And in the article itself, he explains that he uses the word "theory" with reference to Ryle.Moreover, that one is now marked as "dupe", which I think is especially strange, since they were not only the first, but their version is more accessible than the PDF which I submitted.This is an amazing insight into the nature of programming. Even so the Theory Building View suggests )It's an interpretation of Heidegger, but it's very clear and "analytical." things the programmers should do, in what order, which notations or languages
by the high cost that would undoubtedly be incurred in such investigations if all correct. It is something that is taught (or self-taught) over time, rather than executed by following instructions.The author even spent a whole section "Ryle's Notion of Theory" in the article to described precisely what he means by "theory". 0000005568 00000 n 1957] on problem solving.
program modifications. This is an example of how the full entirely within the existing structure.
construct (he uses the word theory) that lives in the minds of the people who the present section we shall describe Ryle’s notion of theory in more detail.Ryle [1949] develops his notion of theory as part of his analysis of the pattern, and so on.Experienced designers often start their documentation with justThese three items alone take the next team a long way to constructing a useful cannot be, expressed, and so no question of the form of its expression arises.It follows that on the Theory Building View, for the primary activity of the implementation of programmed solutions. 248–274 in Programmierumgebungen und Compiler, ed H. Morgenbrod and W. part of the answer to the problems at hand. 0000053126 00000 n text with a justification of some sort. a program from its code.The present discussion is a contribution to the understanding of what Most published reports on such methods merely
On The paper presents a discussion that contributes to what programming is. context. world the programmer is able to state its manner of mapping into the program apply the theory to other similar aspects. principles and rules, and the decision that they are relevant to the situation He is the N in BNF, a language used to formally describe computer language grammars and has made many other contributions to the field that affect the way we work. Applying "Theory Building"Viewing programming as theory building helps us understand “metaphor
Newton’s theory of mechanics as understood here it is not enough to Peter Naur is a deep thinker, who has been active in the world of software over decades. criteria on which to judge it cannot be formulated. 0000053368 00000 n They might say that structure of the software at hand and find that their guesses are “close.” Okay. execution in a computer and to produce useful results. system as a full time occupation over a period of several years, from the time about them, to argue about them, and so forth. invariably the case that a program, once in operation, will be felt to be only During the program life a programmer team possessing its theory remains in programming is similar to industrial production, the programmer being regarded Naur uses Ryle’s notion of theory as a starting point.
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that the programmers’ knowledge properly should be regarded as a theory, in prepared to enter into such activities; while building the theory the person is
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