Finding Gossamyr

In the world of Gossamyr, power is as simple as comprehension. A spell is a theorem and the theorem must be written in the air and proven for it to take hold. Denny's unique gift allows him to solve theorems that would drive anyone else insane, but he doesn't think of the world on those terms. He can only solve problems, not consider the appropriate answer for a situation. Fortunately, the children are befriended by allies who strive to send the stranded...