Usage examples for mathematical:

• As our former conversations had so often turned upon these very subjects they now came to me to consult me, especially about mathematical teaching and arithmetic, and we set apart two hours a week, in which I gave them instruction on these matters. "Autobiography of Friedrich Froebel" – Friedrich Froebel

• He did not know anything about my private study; for instance, my completely working through some elementary mathematical books, which I had found myself quite well able to understand. "Autobiography of Friedrich Froebel" – Friedrich Froebel

• Various mathematical relationships are made clear in his games or trials of strength, such as distance in relation to time or strength, weight in relation to power and to balance, length and breadth in relation to materials, value of material in relation to money or work. "The Child Under Eight" – E.R. Murray and Henrietta Brown Smith

• He had determined it all by mathematical rule. "The Flockmaster of Poison Creek" – George W. Ogden