🌼 Lexical Analysis Before a compiler can understand a program, it faces a simple but annoying problem:...
A Simple Onepass Compiler — Understanding Parsing Now that we have a tiny language called Ompass, imagine...
🧠 What Does “Syntax-Directed” Really Mean? Let’s take a simple idea: Every piece of work the compiler...
🧠 Why Do We Need a Syntax Definition? Imagine reading a sentence like: Runs dog the fast...
1. What does “countable” really mean? Think about counting objects: If you can arrange the things in...
What Exactly Is ATM? Imagine you have: The language ATM contains all the pairs ((M, w)) where...
🌿 Decidability — Understanding the Language ACFG (When Does a Context-Free Grammar Produce Any String?) Let’s imagine...
🌱 What Exactly Is ANFA? ANFA is not a language made of normal strings.Instead, every element in...
🌼 What exactly is ADFA? ADFA is a collection of machines—specifically, DFAs. But it includes only those...
🌟 1. Decidable Languages A language is decidable if there exists a machine — usually pictured as...