tikz4 - Chalkdust

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Enric is a PhD student at Imperial and UCL. He works mostly with singularities in differential geometry, AKA when smooth things become pointy. When he’s not in his office, you can usually find him cooking or playing board games.

Notched edge cards
Joe Celko makes a database from card and knitting needles
In conversation with Jens Marklof
Bethany Clarke and Enric Solé-Farré chat to the professor and new president of the London Mathematical Society about academia, access and awards
Dear Dirichlet, Issue 09
Coffee, Brexit and badgers are among the topics of discussion in this issue's Dear Dirichlet advice column
Thinking outside the box
Negative polygons and other mathematical creations
Dear Dirichlet, Issue 05
Prof. Dirichlet tackles political arguments and werewolves in answering your personal problems
Five gold rings
And on the fifth day, some rather Algebraic Golden Rings:

More from Chalkdust

Notched edge cards

In conversation with Jens Marklof

Dear Dirichlet, Issue 09

Thinking outside the box

Dear Dirichlet, Issue 05

Five gold rings