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.

2021-12-13

Can it be assumed that before each reindeer has a different favourite food, and/or that the saboteur fed each reindeer a unique food each test flight?

Elijah
on /blog/91

×1

2021-12-14

@Elijah: Each reindeer was fed exactly one food before each test flight. Multiple reindeer may have the same favourite foods.

Matthew
on /blog/91

×1

Archive

Show me a random blog post

2025

Mar 2025

How to write a crossnumber

Jan 2025

Christmas (2024) is over
Friendly squares

2024

2023

2022

2021

2020

2019

2018

2017

2016

2015

2014

2013

2012

Tags

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

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2025