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How to prove (X !-> 3) =[ <{ X := X + 2 }> ]=> (X !-> 5)?

score 68 · Answer 1 · 2024-03-23T12:08:09.453000

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TechQA.

List Question

How to prove (X !-> 3) =[ <{ X := X + 2 }> ]=> (X !-> 5)?

Understanding nat_ind2 in Logical Foundations

How do I apply (S n' <=? m) = true to S n' <= m?

Software Foundations (lf): proving leb_plus_exists and plus_leb_exists

Software Foundations Basics - Theorem lower_grade_lowers need to prove implication Eq = Lt -> Eq = Lt

Software Foundations Basics Exercise - How do I access letter from grade?

I have been stuck on MApp for pumping lemma

Cannot focus on a remaining unfocused goal in Coq

Stuck at the MApp case in Logical Foundation's pumping lemma

Check cnat. and got Type return

How can I prove excluded middle with the given hypothesis (forall P Q : Prop, (P -> Q) -> (~P \/ Q))?

Proving MStar' in Logical Foundations (IndProp.v)

How can I prove `add_le_cases` (`forall n m p q, n + m <= p + q -> n <= p \/ m <= q`)

Mix-up of bool and Datatypes.bool after Require Import coq libraries

Coq proving nonsensical inductive property implication?

How does the grading script of the LF series work for manually graded exercises?

Quick Chick eqBoolArrowA_correct theorem

Coq: unary to binary convertion

Instance of Ord typeclass for option

IndProp: prove that Prop is not provable

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