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LTL (linear temporal logic or linear-time temporal logic) is a temporal logic that can encode assertions about the future of traces.

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Linear Time properties classification

I know LT Properties can be classified with classes Invariants, Safety Properties, Liveness Properties as in https://en.wikipedia.org/wiki/Linear_time_property. My question is, does this cover all pos …
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Counterexample Construction and Translation in CEGAR

As in this slide, M2 is an abstraction of M1 using the abstraction function f1 which essentially groups based on labels. Then we see that the property is not satisfied by the abstraction so we find c …
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30 views

Irregular Safety Properties

A regular safety property is a safety property whose bad prefixes form a regular language, https://moves.rwth-aachen.de/wp-content/uploads/WS1920/MC/mc2019_handout_lec4.pdf. My questions is, are there …
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2 votes
1 answer
129 views

Can CTL* express every model's behaviour

CTL* as in https://en.wikipedia.org/wiki/CTL*, is a logic that combines CTL and LTL. I know that CTL* can express everything expressible in these two languages and more. My question is whether we can …
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When does Simulation Equivalent imply Bisimulation

Here, Given 2 Kripke structures M1 and M2, if there exists a simulation from M1 to M2 and a simulation from M2 to M1, is there a bisimulation from M1 to M2?, it is shown that for two LTSs M1 and M2 th …
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1 vote
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LTL Model Checking Worst Case size for NBA

I have a slide that gives the worst case time complexity of LTL model checking which uses a product construction of an LTS along with the NBA for the negation of the LTL formula. My question is, when …
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