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Blog de Hqak (wxyhly)
Visiting the Infinite Pig Farm

Visiting the Infinite Pig Farm

Mr. Tengse was invited to visit the Infinite Pig Farm. The staff member is responsible for introducing him to the management model here. Staff member: Welcome to the Infinite Pig Farm. This is an infi
2022-12-17
#Mathematics #Algebra #Peculiar Imagination
Play Tesserxel (0): A New 4D Engine

Play Tesserxel (0): A New 4D Engine

The previous 4D engine was based on WebGL. Now I have decided to try using the new WebGPU API to re-implement the 4D rendering engine. Thus, the new project - Tesserxel was born. Tesserxel takes the w
2022-09-08
Tesserxel Series
#Javascript #Tesserxel #Graphics #4d
A Self-Made Computer Piano

A Self-Made Computer Piano

How do you play piano using a computer keyboard? Actually, there are many computer piano simulation softwares available, such as EveryOnePiano which I’ve used before, and the more famous FreePiano. Of
2022-07-12
#Javascript #Music #Bilibili video
Introduction to Algebraic Topology (Part 1): Homotopy Theory

Introduction to Algebraic Topology (Part 1): Homotopy Theory

In previous article, we introduced various figures with holes in 4D. How to study these holes? This article aims to provide an intuition of homotopy and homology in algebraic topology.
2022-07-02
#Mathematics #Graphics #Group Theory #Topology
4D Space (XII): Unknotting Spherical Knots

4D Space (XII): Unknotting Spherical Knots

The introduction to 2D surface knots wasn't actually very detailed last time. Today we want to analyze knots from another perspective. Let's try to unknot some knots in 4D space!
2021-06-26
4D Space Series
#4D #Geometry #Topology
4D Space (XI): Geometric Algebra, Quaternions and Rotation

4D Space (XI): Geometric Algebra, Quaternions and Rotation

Here we introduce a new algebraic system that can "unify" high-dimensional geometry - Geometric Algebra. This encompasses scalars, vectors, n-vectors. It even includes spinors (rotate twice to look th
2020-04-27
4D Space Series
#Mathematics #4D #Algebra
4D World (VII): Electromagnetism

4D World (VII): Electromagnetism

In our 3D world, one of the most magical things is the electromagnetic field. Various induction phenomena are 3D and require the right-hand rule in space. Can we analogize these things to 4D?
2020-03-28
4D World Series
#Mathematics #4D #Physics
Minecraft4D Tutorial

Minecraft4D Tutorial

Minecraft4D is a true 4D (hypercube-based) 4-voxel sandbox game. (If you include time, it’s actually in 5D spacetime!) Currently, the game only supports single-player creative mode.
2020-03-14
#Minecraft #4D #4dViewer
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