question: Ibn al-Haytham used geometry to demonstrate what ?
answer: place ( al-makan ) is the imagined three-dimensional void between the inner surfaces of a containing body
turker_answer: Ibn al-Haytham used geometry to demonstrate that place ( al-makan ) is the imagined three-dimensional void between the inner surfaces of a containing body .
rule-based: Ibn al-Haytham used geometry to demonstrate place ( al-makan ) is the imagined three-dimensional void between the inner surfaces of a containing body .