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monday math madness

Monday Math Madness #29: Clock Angle Problem

This is a cross post by Sol Lederman from http://wildaboutmath.com/:
The Problem Statement
I call this one the “mother of all clock angle problems.” Some of you may have run into those problems where you have to figure out the angle between the two hands of a clock at weird times. Well, I took that problem as [...]

monday math madness

Monday Math Madness #28 Winner - Dropping MacBooks From Very High Places

MMM #28 Winner

The winner for this edition of MMM is Sue VanHattum. I thought this was a pretty fun problem. I didn’t arrive at the correct answer until a couple of faulty tries. Thanks for everyone who submitted!
We got some really cool explanations, and a sweet diagram from Vladimir Filimonov, which is [...]

MATLAB

MATLAB - How much do you BENCH?

On a good day, I can bench 185 lbs. My counterpart, Mr. Sutoyo, sometimes struggles with 135 lbs. Luckily, this post is about the MATLAB benchmark, and not about lifting weights. The MATLAB BENCH command allows you to see how fast your computer is when performing certain MATLAB tasks. In the world of computers, [...]

Data Processing, MATLAB

MATLAB - Avoiding the CD command

The CD command allows you to change the working directory. Most people use this command to either move to a particular directory wherein input files are stored or to move to a directory to write output files. In theory, there isn’t anything wrong with changing the working directory in the middle of a script/function. [...]

monday math madness

Monday Math Madness #28: Monday Mac Madness Returns

The Problem Statement
Daniel: Hey Quan, we just received a shipment of the latest Green MacBook Pros from Apple Inc. Unfortunately, they heard about what we did to the last shipment, so they only sent 2 this time. One for you, and one for me.
Quan: Hm, what are you going to do with your laptop?
Daniel: Well, [...]

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