Matches in DBpedia 2015-10 for { ?s ?p "The medieval mathematician Alhazen's work on catoptrics in Book V of the Book of Optics solved an important problem known as Alhazen's problem, though it was first formulated by Ptolemy in 150 AD."@en }
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- Alhazens_problem abstract "The medieval mathematician Alhazen's work on catoptrics in Book V of the Book of Optics solved an important problem known as Alhazen's problem, though it was first formulated by Ptolemy in 150 AD.".
- Alhazens_problem comment "The medieval mathematician Alhazen's work on catoptrics in Book V of the Book of Optics solved an important problem known as Alhazen's problem, though it was first formulated by Ptolemy in 150 AD.".