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tandfonline.com har udgivet en rapport under søgningen “Teacher Education Mathematics”: Summary Formulae display:?Mathematical formulae have been encoded as MathML and are displayed in this HTML version using MathJax in order to improve their display. Uncheck the box to turn MathJax off. This feature requires Javascript. Click on a formula to zoom. Summary How can we slice up a triangular pizza so that two people taking alternate slices receive the same amount of pizza and the same amount of crust? For equilateral triangles, there is an elegant “proof without words” solution to this problem. We investigate several related questions with regard to non-equilateral triangles. Link til kilde