illumination problem
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English
[edit]
Etymology
[edit]Noun
[edit]- (mathematics) A mathematical problem, asking whether a room with mirrored walls can always be illuminated by a single-point light source, allowing for repeated reflection of light off the mirrored walls. It was solved in 1958: there are such rooms that cannot be thus illuminated.
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- English terms derived from the Proto-Indo-European root *lewk-
- English terms derived from the Proto-Indo-European root *gʷelH-
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- en:Mathematics