mscroggs.co.uk
mscroggs.co.uk
blog     puzzles     academic     talks     contact     subscribe↓ ☰ ↓

subscribe

Blog

 2022-12-04 

Christmas card 2022

Showing all comments about the post Christmas card 2022. To return to the blog post, click here.

Comments

Comments in green were written by me. Comments in blue were not written by me.
 2022-12-20 
@Nicki: If you're correct the picture should look suitably Christmassy
Matthew
   ×1              Reply
 2022-12-20 
Where can I find out if I am correct?
Nicki
                 Reply
 2022-12-16 
@Graeme Johnston: If you're right the picture should look suitably Christmassy
Matthew
                 Reply
 2022-12-16 
Great fun thanks. At first they seem impossible but then a way through appears! How do I get the answers / check if I’m right?
Graeme Johnston
                 Reply
 ⭐ top comment (2022-12-09) ⭐ 
@Mike: The final picture doesn't have to be symmetric
Matthew
   ×2      ×1        Reply
 2022-12-09 
I think I have it, but does the final picture need to be symmetrical?
Mike
   ×2              Reply
 Add a Comment 


I will only use your email address to reply to your comment (if a reply is needed).

Allowed HTML tags: <br> <a> <small> <b> <i> <s> <sup> <sub> <u> <spoiler> <ul> <ol> <li> <logo>
To prove you are not a spam bot, please type "sexa" backwards in the box below (case sensitive):

Archive

Show me a random blog post
 2025 

Mar 2025

How to write a crossnumber

Jan 2025

Christmas (2024) is over
Friendly squares
 2024 
▼ show ▼
 2023 
▼ show ▼
 2022 
▼ show ▼
 2021 
▼ show ▼
 2020 
▼ show ▼
 2019 
▼ show ▼
 2018 
▼ show ▼
 2017 
▼ show ▼
 2016 
▼ show ▼
 2015 
▼ show ▼
 2014 
▼ show ▼
 2013 
▼ show ▼
 2012 
▼ show ▼

Tags

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

Archive

Show me a random blog post
▼ show ▼
© Matthew Scroggs 2012–2025