ViewTube

TOC: Decidability and Undecidability Topics discussed: 1. Recursive Languages 2. Recursively Enumerable Languages 3.

Alan Turing almost accidentally created the blueprint for the modern day digital computer. Here Mark Jago takes us through The ...

A reduction is when we view a problem as another, and by solving the new problem, we solve our initial problem. For example, we ...

One of the most influential problems and proofs in computer science, first introduced and proved impossible to solve by Alan ...

Mathematician Gareth Jones on Gödel's incompleteness theorem, the halting problem and why the subsets of the natural ...

Here we show that the A_TM problem is undecidable and recognizable, which is asking if there is a decider for whether an ...

"Theory of Computation"; Portland State University: Prof. Harry Porter; www.cs.pdx/~harry.

Dive into the world of decidable languages and Turing machines! This video provides a beginner-friendly explanation of what ...

Subscribe to our new channel:https://www.youtube.com/@varunainashots In this video Decidability & Undecidability table in toc ...

Dive into the core concepts of Logic and Computation! This video breaks down the fundamental principles of first-order logic, ...

To show that the Truth Problem is undecidable, we reduce the Halting Problem to the Truth Problem. In this video, we show the ...

Introduction to Automata Theory. This theory has attracted people of a mathematical bent to CS, to the betterment of all. If you like ...

Here we show that the A_DFA problem is decidable, and introduce "high-level descriptions" of problems. The idea is to simulate ...

Here we go over a GATE exam problem about a language of Turing Machines that accept some string of length 2020. We then ...

Hosted by Shay Patel.

Reference: “Introduction to the Theory of Computation”, Michael Sipser, Third Edition, Cengage Learning.

Here we show that the E_TM problem is undecidable. We suppose that it were decidable, then construct a decider for the A_TM ...

Here we show 5 different examples of applying Rice's theorem to languages show that each of these languages are undecidable.

GATE CS 2017 SET-1 Q: Let A and B be finite alphabets and let # be a symbol outside both A and B. Let f be a total function from ...

How to reduce the halting problem to the blank tape problem.

Algorithms: Significance of Algorithms Topics discussed: 1. Decidable Problems. 2. Undecidable Problems. 3. Polynomial Time. 4.

Here we show that A_REX is decidable, which is the problem of determining if a given regular expression can generate a given ...

Here we show that a language L is decidable if and only if it is recognizable and its complement is recognizable. One direction is ...

Here we show that the E_DFA problem is decidable, which is determining for a given DFA, whether or not its language is empty.