... instead of standard lists:
• Flatten of
nil is X#X (empty difference list).
• Flatten of
X|Xr where X is a nested list, is Y1#Y4 where
flatten of
X is Y1#Y2,
flatten of
Xr is Y3#Y4 ,and
equate
Y2 and Y3 ... declarative model and situate it with respect to other models.
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200 1 -3 by P. Van Roy and S. Haridi. All rights reserved.
3. 4 Programming with recursion...
... recommend the work on the E language and its secure implementa-
tion [1 23, 1 83] .
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200 1 -3 by P. Van Roy and S. Haridi. All rights reserved.
714 Distributed Programming
• Some resources are ... of
resources, dependencies between processes) and the performance constraints
(network bandwidth and latency, machine memory and speed).
The large-scale structure of an...
... 81699 238 85 62667 00490
71596 826 43 81621 46859 29 638 95217 59999 32 299
15608 94146 39 761 56518 28625 36 979 20827 2 237 5
82511 85210 91686 40000 00000 00000 00000 00000
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200 1 -3 by P. ... in
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200 1 -3 by P. Van Roy and S. Haridi. All rights reserved.
1.6 Correctness 11
The technique of first writing the main function and filling in the blanks af-
te...
... with single-shot channels. Chapters 4 and 5 show other types of
channels (with sequences of messages) and do concurrent composition of processes.
Copyright
c
200 1 -3 by P. Van Roy and S. Haridi. ... of many other techniques. This book focuses on three in particu-
lar: object-oriented programming, graphical user interface (GUI) design, and
component-based programming. In...
... introduces the lazy concurrent model and gives some of the most
important programming techniques, including lazy streams and list compre-
hensions.
• Soft real-time programming. Section 4.6 explains ... roots of
declarative concurrency.
Concurrency is also a key part of three other chapters. Chapter 5 extends the
eager model of the present chapter with a simple kind of...
... in
the larger context of component-based programming. Because of message-passing
concurrency we no longer have the limitations of the synchronous “lock-step”
execution of Chapter 4.
We first introduce ... called with a list of procedures, each of which adds X to
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200 1 -3 by P. Van Roy and S. Haridi. All rights reserved.
35 8 Message-Passing Concurrency
In the m...
... elements of an array:
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415
A problem of terminology
Stateless and stateful programming are often called declarative and imperative
programming, ... the
operations of the abstract data type. This idea is at the heart of object-oriented
programming, a powerful programming style that is elaborated in Ch...
... objects and by using encapsula-
tion without state are often ignored. Chapters 3 and 4 explain well how to use
these two ideas. The present chapter follows the object-oriented philosophy and
emphasizes ... definition de-
pends on the type of data that is sorted. Other classes can inherit from
GenericSort
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200 1 -3 by P. Van Roy and S. Haridi. All rights reserved.
5...
... commit” is of this
type. This style of reasoning can be given a formal syntax and semantics. This
results in a variety of logic called temporal logic.
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200 1 -3 by P. Van Roy and S. Haridi. ... the
tuple’s label and the entry is a queue of tuples with that label. The capitalized
methods
EnsurePresent and Cleanup are private to the TupleSpace class and
Copyright...