Pradeep Mutalik

Puzzle Columnist

insights puzzle

Solution: ‘Be Still My Pulsating Sequence’

November 25, 2015

The solution to this month’s puzzle explains how to find a rule behind a given sequence of numbers and challenges readers to take on a ‘lovely’ unsolved problem.

insights puzzle

Be Still My Pulsating Sequence

November 12, 2015

Can you infer the simple rule behind a number sequence that spikes up and down like the beating of a heart?

insights puzzle

Solution: ‘Creating Art With Mathematics’

October 30, 2015

The solution to this month’s puzzle explains the artful mathematics behind symmetrical patterns.

insights puzzle

How to Create Art With Mathematics

October 8, 2015

Can you generate aesthetically pleasing, symmetrical curves with two numbers and a simple mathematical function?

insights puzzle

Solution: ‘The Road Less Traveled’

September 25, 2015

The solution to this month’s puzzle uses both mathematics and psychology to explain trouble with choosing the fastest route.

insights puzzle

The Road Less Traveled

September 3, 2015

When there are two paths to your destination, why does it always seem like you’re on the road with more traffic?

insights puzzle

Solution: ‘The Slippery Eel of Probability’

August 14, 2015

The solution to this month’s puzzle examines the use of abstract probabilities as an antidote to real-world ignorance.

insights puzzle

The Slippery Eel of Probability

July 30, 2015

How do you solve probability problems that appear to have more than one correct answer?

insights puzzle

Solution: ‘Information From Randomness?’

July 22, 2015

The counterintuitive solution to this month’s puzzle raises philosophical questions about randomness and information.