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.

2015-12-09

"9 December
You start at A and are allowed to move either to the right or upwards.
How many different routes are there to get from A to B?"

is there supposed to be some picture going with this question?

Mike D
on /blog/23

2015-12-14

@Mike D: There was a picture missing. It has now been corrected.

Matthew
on /blog/23

Archive

Show me a random blog post

2025

Jan 2025

Christmas (2024) is over
Friendly squares

2024

2023

2022

2021

2020

2019

2018

2017

2016

2015

2014

2013

2012

Tags

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

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2025