mscroggs.co.uk

mscroggs.co.uk

blog puzzles academic talks contact subscribe ↓ ☰ ↓

Comment

Comments

Comments in green were written by me. Comments in blue were not written by me.

2016-12-25

HyperRogue also has special modes which experiment with other geometries (spherical, and elliptic which is non-orientable). Hydra Slayer has Mobius strip and Klein bottle levels.

Zeno Rogue
on /blog/38

×1

×1

×1

Archive

Show me a random blog post

2026

May 2026

World Cup stickers 2026

Apr 2026

A new puzzle every day
Mixing Wordle with other games

Feb 2026

Christmas (2025) is over

2025

Dec 2025

Christmas card 2025

Nov 2025

Christmas (2025) is coming!

Sep 2025

The partridge puzzle

Aug 2025

TMiP 2025 puzzle hunt

Jun 2025

A nonogram alphabet

Mar 2025

How to write a crossnumber

Jan 2025

Christmas (2024) is over
Friendly squares

2024

Dec 2024

A regular expression Christmas puzzle
Christmas card 2024

Nov 2024

Christmas (2024) is coming!

Feb 2024

Jan 2024

Christmas (2023) is over

2023

2022

2021

2020

2019

2018

2017

2016

2015

2014

2013

2012

Tags

datasaurus dozen graphs pokémon wordle puzzles javascript go phd electromagnetic field misleading statistics big internet math-off games arrangement puzzles dinosaurs royal institution interpolation error bars mathslogicbot zines data inverse matrices quadrilaterals sound exponential growth propositional calculus fractals numerical analysis captain scarlet palindromes countdown mathsjam golden ratio preconditioning golden spiral sobolev spaces approximation pizza cutting dates asteroids national lottery frobel plastic ratio correlation matrices harriss spiral wool hyperbolic surfaces triangles sorting geometry simultaneous equations cross stitch draughts crossnumbers pascal's triangle nonograms matrix of cofactors people maths news arithmetic finite element method final fantasy braiding wave scattering 24 hour maths cambridge youtube probability video games finite group hannah fry chess coventry matrix multiplication stickers python the aperiodical trigonometry pokémon recursion guest posts noughts and crosses folding tube maps newcastle accuracy kings curvature bubble bobble light partridge puzzle chebyshev rugby regular expressions radio 4 tetris a gamut of games world cup speed ternary tmip crossnumber mathsteroids london underground computational complexity standard deviation kenilworth estimation platonic solids errors rhombicuboctahedron signorini conditions european cup pi approximation day gaussian elimination coins machine learning talking maths in public pac-man gather town logo inline code convergence crochet friendly squares hats logs royal baby boundary element methods edinburgh books thirteen game show probability alphabets flexagons gerry anderson craft sport menace manchester bodmas reddit logic advent calendar crosswords hexapawn runge's phenomenon raspberry pi football binary statistics rust realhats live stream ucl matrix of minors graph theory pi data visualisation numbers warwick pythagoras reuleaux polygons nine men's morris determinants manchester science festival dragon curves databet php game of life london tennis christmas card fence posts bluesky mean dataset weak imposition weather station bots latex map projections chalkdust magazine folding paper bempp turtles oeis matt parker polynomials squares geogebra anscombe's quartet wordle stirling numbers christmas programming martin gardner fonts

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2026