Archive for the 'Mathematics' Category

William Shakespeare didn’t work alone

Thursday, October 27th, 2016

Deutsche Welle: Big data reveals Shakespeare co-authored 17 of his plays. “Shakespeare got help in writing 17 of his world-famous plays – including from his supposed arch rival Christopher Marlowe. The mixed authorship was revealed in a new edition of his works that relied on big data.”

Das Dreikörperproblem

Wednesday, October 5th, 2016

… musste ich in meinem dritten Semester an der Uni für den Schein in theoretischer Physik Mechanik programmieren. Das sah natürlich längst nicht so schick aus wie diese Website, und davon abgesehen hatte ich einen Fehler im Programm, den ich erst nach mehreren Tagen gefunden habe – es war ein Vorzeichenfehler.

PhET Interactive Simulations, University of Colorado: My Solar System. (Flash)

You can simulate the orbits of two, three or four objects and change the mass, initial position and velocity for each one individually. Try to find stable or chaotic orbits!

Animated Math

Monday, September 12th, 2016

MetaFilter: Animated Math.

“Essence of linear algebra – “[Grant Sanderson of 3Blue1Brown (now at Khan Academy) animates] the geometric intuitions underlying linear algebra, making the many matrix and vector operations feel less arbitrary.””

I’m still working my way through these…

Brainteaser

Monday, August 8th, 2016

Physics Girl: Can you solve this pier puzzle? (YouTube)

“Can you figure it out? There are two towns near a shore. They want to build a pier on the shoreline with a path connecting the pier to each town. They want to use as little material as possible, so they need to put the pier in a location on the shoreline that minimizes the total length of both paths added together. Where should they put the pier?”

Mathematik im Abitur – oder doch nicht?

Tuesday, May 31st, 2016

Frankfurter Allgemeine Zeitung: Streit um Mathe-Abitur: Denken darf hier nur der Taschenrechner.

“Ein stumpfsinniger Stresstoleranztest: Niedersachsens Kultusministerium muss die Mathe-Klausuren der Abiturienten neu bewerten. Wie man es besser macht, zeigen die Finnen. Ein Gastbeitrag.” Von Hans-Jürgen Bandelt und Hans-Jürgen Matschull. “Hans-Jürgen Bandelt ist Professor für Mathematik an der Universität Hamburg, Hans-Jürgen Matschull lehrt Mathematik und Physik am Lichtenberg-Gymnasium in Cuxhaven.”