### No End of Right Answers

Writing about Equations in blogs from Blogbuilder news

Thanks to the new LaTeX option in Warwick blogs, I can hint at the clever things assessment software is doing nowadays to seek out deep learning, at least for mathematics.

For an exercise like: "Give an example of a sequence that converges to *e*", it can tell that

and infinitely many more such answers are all correct. Chris Sangwin's brainchild STACK can do this: STACK (System for Teaching and Assessment using a Computer algebra Kernel) is an open-source system for computer-aided assessment in mathematics and related disciplines; it uses the open-source computer algebra system Maxima.

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