Search Results for: matt parker

Prime number puzzles from Matt Parker

As part of the Telegraph numeracy campaign “Making Britain Count”, Matt Parker’s second set of puzzles are online. This time they are themed around prime numbers. Telegraph: Numeracy campaign: More maths puzzles by Matt Parker.

Podcast: Episode 31 – Matt Parker, Maths communication

These are the show notes for episode 31 of the Travels in a Mathematical World Podcast. 31 is the earliest and the only known case such that the sum of the divisors of two distinct numbers (16 & 25) is the same prime quantity (31), that is to say: 1+2+4+8+16 = 31 and 1+5+25 =…

An incorrect model of the lottery, and when it doesn’t matter

Recently I came across an interesting idea about little mistakes in counting problems that actually don’t amount to much. In A Problem Squared 030, Matt Parker was investigating the question “What are the odds of having the same child twice?” and made some simplifying assumptions when thinking about DNA combinatorics. He justified leaving out a…

Double Maths First Thing: Issue B

Double Maths First Thing is what the internet used to be like before billionaires bought it. Hello! My name is Colin and I am a mathematician on a mission to share joy and delight in maths. I’m writing this in a rush, so it’s just a list of links this week. Soz like. I’m rushed…

Double Maths First Thing: Issue 9

Double Maths First Thing is like a diet MathsJam, some of the flavour but only a hint of the joy. Hello! My name is Colin and I am a mathematician on a mission to spread delight in my beloved subject. I spent the weekend at Big MathsJam in Staffordshire and gorged myself full of puzzles,…