Featured image of post B-Tree and Database Index Theory (Why DBs Choose B-Tree)

B-Tree and Database Index Theory (Why DBs Choose B-Tree)

A deep dive into the theory, data structures, and disk I/O relationships of B-Tree and B+Tree, which form the foundation of database indexes, and why RDBMS continues to adopt B-Tree as the index standard, accompanied by mathematical analysis and implementation examples.

Featured image of post Graph Theory and Dijkstra / A* Algorithms: Mathematical Foundations and Implementation of Pathfinding

Graph Theory and Dijkstra / A* Algorithms: Mathematical Foundations and Implementation of Pathfinding

A comprehensive guide starting from the basics of graph theory, covering the mathematical background, data structures, and Python implementations of Dijkstra's algorithm and the A* algorithm in shortest path problems.

Featured image of post Information Theory and Shannon Entropy: Exploring the Limits of Data Compression and Communication

Information Theory and Shannon Entropy: Exploring the Limits of Data Compression and Communication

A detailed explanation of the basics of information theory proposed by Claude Shannon, the concept of entropy, the limits of data compression, and its application to modern communications.

Featured image of post The Depths of the Byzantine Generals Problem and Consensus Algorithms: How Paxos, Raft, and BFT Work

The Depths of the Byzantine Generals Problem and Consensus Algorithms: How Paxos, Raft, and BFT Work

An in-depth exploration of consensus algorithms, the foundation of distributed systems, from the origins of the Byzantine Generals Problem to Paxos, Raft, and BFT, which is resilient against malicious nodes, complete with theory, mathematical proofs, and code implementations.

Featured image of post How Quantum Computers Work and Shor's Algorithm: Why Quantum Computing Can Break Cryptography?

How Quantum Computers Work and Shor's Algorithm: Why Quantum Computing Can Break Cryptography?

A deep dive into the basics of quantum computing, and the mathematical and quantum mechanical mechanisms of Shor's Algorithm, which poses a threat to RSA cryptography. This comprehensive guide includes implementation examples using Qiskit and discusses the future prospects of post-quantum cryptography.

Featured image of post The Full Picture of the 'P vs NP Problem' and Computational Complexity Classes: Explanation of the Millennium Prize Problem and Its Significance in Programming

The Full Picture of the 'P vs NP Problem' and Computational Complexity Classes: Explanation of the Millennium Prize Problem and Its Significance in Programming

We deeply explore the 'P vs NP problem', one of the Millennium Prize Problems, from the basics of computational complexity classes (P, NP, NP-Complete, NP-Hard) to the latest research trends, and its impact on programming and cryptography.

Featured image of post The Origins of Lambda Calculus and Functional Programming: From Alonzo Church's Theory to Lisp and Haskell

The Origins of Lambda Calculus and Functional Programming: From Alonzo Church's Theory to Lisp and Haskell

How lambda calculus, the foundational theory of computation, evolved into modern functional programming languages. A thorough explanation of the history and mathematical foundations from Alonzo Church's theory to the birth of Lisp and Haskell.

Featured image of post Turing Machines and Computability Theory: Alan Turing's Thought Experiment and the 'Halting Problem'

Turing Machines and Computability Theory: Alan Turing's Thought Experiment and the 'Halting Problem'

What are the limits of computation? We delve deeply into the concept of the Turing machine proposed by Alan Turing and the 'halting problem', a monumental pillar of computability theory, from mathematical and programmatic perspectives.

Featured image of post CAP Theorem and Distributed Systems: The Essential Dilemma of Distributed Databases

CAP Theorem and Distributed Systems: The Essential Dilemma of Distributed Databases

An in-depth look at the CAP theorem, the most important principle in distributed systems, from its definition and proof to its extension to the PACELC theorem and implementation in actual distributed databases.

Featured image of post Gerd Faltings: The Modern Number Theory Giant Who Solved the Mordell Conjecture

Gerd Faltings: The Modern Number Theory Giant Who Solved the Mordell Conjecture

A detailed explanation of the life of Fields Medalist Gerd Faltings and his mathematical achievements, including the resolution of the Mordell Conjecture. Tracing his great footsteps from algebraic geometry to number theory.

Featured image of post Alexander Grothendieck: The Life and Achievements of the 20th Century's Greatest Mathematician

Alexander Grothendieck: The Life and Achievements of the 20th Century's Greatest Mathematician

A detailed explanation of the extraordinary life and revolutionary achievements in algebraic geometry of Alexander Grothendieck. We delve into how his thoughts and philosophy influenced modern mathematics.