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arXiv · 2605.25276

Typed Mathematical Text for On-screen Examinations

Abstract

This paper discusses digital online mathematics examinations -- a discussion ranging from high school to university level examinations. In particular, we consider the nature of mathematical writing, what is distinctive about mathematical writing, and how mathematics can be typed into a machine. This includes a review of features of notation and layout unique to mathematics and a survey of current technology for typed mathematics, including LaTeX and contemporary proof-checkers such as Lean. Artificial intelligence has already been highly successful for optical character recognition, generating text from hand writing and is even increasingly applied to assess students' work itself. A human-editable text-based format in the middle is important, but neglected. The design of digital online mathematics examinations, which take this text as the source of truth for students' work, will have a profound effect on how mathematics is perceived and how mathematical activity is mediated. Moving examinations on-screen effectively is an important design challenge and responsibility to future generations. The challenge is to design software tools which support mathematics, that is tools which recede into the background and support the generation of mathematical work. We argue for a human-editable text-based format, which includes semantic elements, at the heart of the process.

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Laura Kobel-Keller, Chris Sangwin. 2026-05-24. Typed Mathematical Text for On-screen Examinations. https://arxiv.org/abs/2605.25276

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