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Author Archives: annahaensch
Hacking Cracking & Packing
Sometimes the boundaries of voting districts can look really suspicious. If you’ve ever seen Illinois’ 4th Congressional District, you know what I mean. Sometimes there are good reasons for this; communities with common interests may want to vote together. But … Continue reading
Posted in Current Events
Tagged gerrymandering, Gill v. Whitford, Jordan Ellenberg, moon duchin, Olivia Watch, Supreme Court
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Exploding Dots For Global Math Week
If you hang around the #MTBoS long enough you can’t help but notice something called exploding dots. Today in a quite moment I took some time to dig in, and I am not disappointed. Exploding dots is the focus project … Continue reading
That Neural Net That Predicts Sexual Orientation
A neural network is one way to achieve machine learning. Modeled after the human brain, a neural net teaches a computer how to do some task by processing a huge set of training data. The data passes through the network … Continue reading
Posted in Data Science
Tagged algorithms, Cathy O'Neil, mathbabe.org, neural networks, sociology
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Some Stories of Journals Behaving Badly
Hoax papers have a long and timehonored history. Ten years ago a group of students from MIT wrote a program that randomly generated totally nonsensical computer science papers. One of their bogus papers was accepted by a conference and it … Continue reading
With Profound Sadness
It was an incredible day in 2014 when Maryam Mirzakhani became the first woman to win the Fields Medal. I remember feeling absolutely overwhelmed with emotion and thinking to myself, alright, beginning today winning the Fields Medal is officially something … Continue reading
Posted in Current Events
Tagged Erica Klarreich, in memoriam, john baez, Maryam Mirzakhani, mathsbyagirl, obituary, RAGE of the blackboard, Terrence Tao
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Searching For Einstein
No, not Einstein. We’re searching for einstein. Literally “ein Stein,” which translated from German means “one stone.” The one stone we’re looking for is a very special type of tile which, when repeated, can cover an infinite floor without leaving … Continue reading
Posted in Uncategorized
Tagged hexagonal tiling, Michael Rao, Mikesmathpage, pentagonal tiling, tilings
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Take The Math Less Traveled
Mathlesstraveled is a blog “dedicated to exploring beautiful mathematics.” The blog is written by Brent Yorgey, an assistant professor in the department of math and computer science at Hendrix College, who lives closer to the computer science end of mathematics. … Continue reading
Posted in Mathematics and Computing, Mathematics and the Arts
Tagged Brent Yorgey, mathlesstraveled
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Math In The Capital
A few weeks ago I had occasion to visit the capital — and the Capitol — and as is the custom in Washington D.C., I had coffee with interesting people. We’ve blogged quite a bit here about the expressionless face … Continue reading
Posted in Current Events
Tagged Capital Currents, Catherine Paolucci, Congressional Fellowship, Karen Saxe, Policy, politics
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Math Puzzles To Pass The Time
There are two types of people in this world: those that can only lie, and those that can only tell the truth. You might recognize that as the opening clause of so many knights and knaves problems. These are classic … Continue reading
Black Hat, White Hat
Meanwhile, over in computer science…several days ago WannaCry almost brought the world to its knees until an anonymous tech blogger, MalwareTech, brought it to a screeching halt by activating a hidinginplainsight killswitch. MalwareTech blogged about the wild 12 hour epic … Continue reading
Posted in Current Events, Mathematics and Computing
Tagged computer science, cryptography, cybersecurity, hacker, malware, WannaCry
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