

The Aperiodical
Christian Perfect, Peter Rowlett and Katie Steckles
Occasional(ly) mathematical blogging
Episodes
Mentioned books

Aug 13, 2021 • 25min
Mathematical Objects: Plate of biscuits with Alison Kiddle
A conversation about mathematics inspired by a plate of biscuits. Presented by Katie Steckles and Peter Rowlett, with special guest Alison Kiddle. What do you notice? What do you wonder?
Alison’s Noticing and wondering page.
We also mentioned A Problem Squared Episode 014 = Final Cheese Drama and Quick-Fire-O-Rama.
You can see Peter’s kitchen floor in this tweet.

Jul 30, 2021 • 14min
Mathematical Objects: Spirograph
A conversation about mathematics inspired by a Spirograph set. Presented by Katie Steckles and Peter Rowlett.
Katie’s Spirograph GeoGebra file.

Jul 16, 2021 • 20min
Mathematical Objects: Balancing bird with Alom Shaha
A conversation about mathematics inspired by a balancing bird. Presented by Katie Steckles and Peter Rowlett, with special guest Alom Shaha.
Alom’s video and template about the balancing bird.
Photo by Alom Shaha.

Jul 2, 2021 • 14min
Mathematical Objects: UUID 0412a969-5b27-4c28-9662-85ef2c201e0c
A conversation about mathematics inspired by UUID 0412a969-5b27-4c28-9662-85ef2c201e0c. Presented by Katie Steckles and Peter Rowlett.

Jun 18, 2021 • 30min
Mathematical Objects: Auctioneer’s Hammer with Tim Harford
A conversation about mathematics inspired by an auctioneer’s hammer. Presented by Katie Steckles and Peter Rowlett, with special guest Tim Harford.
Image by Arek Socha from Pixabay

Jun 4, 2021 • 20min
Mathematical Objects: Dobble
A conversation about mathematics inspired by cards from the game Dobble. Presented by Katie Steckles and Peter Rowlett. You can read more about Katie’s adventures in golfing combinatorics.

May 21, 2021 • 29min
Mathematical Objects: Arbelos with Catriona Agg
A conversation about mathematics inspired by an arbelos. Presented by Katie Steckles and Peter Rowlett, with special guest Catriona Agg.
Catriona mentions this proof without words, which is taken from Proof Without Words: The Area of an Arbelos by Roger B. Nelsen in Mathematics Magazine.
Arbelos by Catriona Agg

Dec 25, 2020 • 21min
Mathematical Objects: Christmas crackers
A conversation about mathematics inspired by a box of Christmas crackers. Presented by Katie Steckles and Peter Rowlett. Merry Christmas!

Dec 11, 2020 • 37min
Mathematical Objects: Enigma machine with Tom Briggs
A conversation about mathematics inspired by an Enigma machine. Presented by Katie Steckles and Peter Rowlett, with special guest Tom Briggs.

Nov 27, 2020 • 11min
Mathematical Objects: Solids of constant width
A conversation about mathematics inspired by some solids of constant width. Presented by Katie Steckles and Peter Rowlett.


