Recently published items

This question demonstrates how to use the "Download a text file" extension to create a link to download a file containing text created from question variables.

Use Matlab (or Python) to fit a cubic polynomial to data, and determine where the x-axis is crossed.

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Some simple questions around injectivity, surjectivity, bijectivity (and the inverse function) of linear functions $\mathbb R\to \mathbb R$ (i.e., $x\mapsto mx+b$ for some real numbers $m$, $b$).

Shows how to create a simplified JME subexpression, and substitute it into a string variable.

Konotenschnur generieren lassen

More work on differentiation with trigonometric functions

A custom marking algorithm for a JME part estabishes whether the student's answer is equivalent to the expected answer, up to an arbitrary constant factor.

Dechiffrierung von Maya-Zahlen

Guided induction proof of a divisibility statement (with moderate randomization).