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Questions tagged [formal-methods]

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23
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2answers
1k views

To what extent can an algorithm predict the time complexity an arbitrary input program?

The Halting problem states that it is impossible to write a program that can determine if another program halts, for all possible input programs. I can, however, certainly write a program that can ...
9
votes
3answers
696 views

Is it possible to compute whether two functions are extensional equal?

If you have two functions implementing a different sorting algorithm, is it then possible to infer by source code that they both have the same external properties? Meaning that they both will have a ...
5
votes
1answer
180 views

Confusion about a formal definition of PRAM consistency

I am reading the paper "Consistency in Non-Transactional Distributed Storage Systems" by Paolo Viotti and Marko Vukolić. The authors provide a comprehensive survey of various consistency semantics ...
0
votes
0answers
58 views

Specification language for specifying both Objects and Primitive data types

I am looking for an specification language, which supports both primitive data types and objects. I already know about Object-Z. But I am wondering if there is any other Specification language that I ...