dafny

dafny

I get "index out of range" error in a function when an ensure makes this impossible

"Ignored or could not reach conclusion" in Dafny

Dafny assertion passes but lemma fails

Dafny 3 maximum int constant

Dafny exists expression can't deal with references?

Cannot translate from Dafny to Python using recommended "dafny build --target:py A.dfy"

Why does this Dafny function return an empty sequence?

Postcondition for method to find min value of an array

How to check this sequence element is equal to that sequence element in Dafny

How to prove Loop Invariants in insertion?

Context's modifies clause violation for class with autocontracts

Why Dafny complains about this post condition "ensures ListMap(x => x + 1, Cons(1, Cons(2, Nil))) == Cons(2, Cons(3, Nil))", and how can it be fixed?

Is there a data type in Dafny like List<T> in java?

Dafny "call might violate context's modifies clause"

Dafny sequence filter function and lemmas

Is there a way to make Dafny generate C# code without also compiling the code to a .dll or .exe?

Declaring and initializing array of class objects in Dafny

Why is Dafny allowing uninitialized return result?

dafny matrix expressions and functions

Multiset proof verification in dafny

Destructuring Syntax for Tuples?

How do I describe the invariants for this simple algorithm in Dafny?

Verifying Account Transfer in Dafny

Why is my Dafny assertion failing on both x == y and x != y?

Dafny: How can I quantify over the "contents" of a codatatype?

Can I allow preconditions on the argument to a higher-order function in Dafny?

Finding an invariant for a simple loop

Why can't dafny prove A[i-1] <= A[i] ensures A[i] <= A[j] for i <= j

Deleting element at specific index failing in Dafny

Datatypes and order of constructors

how does the dafny invariant cope with datatypes

Dafny loop invariant fails even though invariant assertions work. Is this a small bug?

How let-such-that expressions could be done in Dafny 3.1.0?

Implement append operation for linked list in dafny with O(1) complexity

Verifying a Loop Modifies Clause

Is it possible to call a function inside of a constructor in dafny?

Defining lexicographic order in an inductive datatype

Dafny precondition checks in generated code

Recursive algorithm to evaluate postfix language in dafny

Adding modifies to a method breaks loop invariant

Why this precondition will be fail,I don't understand well

Dafny How could I write a predicate to prove a string is sorted by 'b' => 'a' => 'd'?

modifying a return variable in dafny

Difference between multiset(a[..a.Length]) and multiset(a[..]) in Dafny

Requiring to assert a[0] in a

how do I write a dafny function that checks if an array is sorted?

For an array in Dafny whats the difference between old(a[0]) and old(a)[0]

How do I prove the while loop terminates in Dafny?

Dafny handling bit vectors

dafny assertion violation when using the result of a method

Is there a bound in Dafny on the number of recursive calls?

What is the relation between Dafny's Hilbert epsilon operator and apparently redundant code?

dafny assertion violation error, not sure what the reason is

verifying a predicate in dafny is true for all integers

understanding how loop invariants and asserts work in dafny

how to prove universal introduction in Dafny

power_binary question-This loop invariant might not be maintained by the loop

Verification involving arrays

dafny pre-condition failure

how to prove that turning a set into a sequence and back is an identity in dafny

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