The Mathematicians

We conveyed this story to a very competent and very good artist. We said, "Read this carefully, dream about it and come up with an illustration." A week later, she returned with a finished drawing. “Hero,” she said. We made a double take. "Hey! This is not a hero. ” She looked us straight in the eye. "Can you prove it?" She had us. We could not, and she hastily left to go home and prepare dinner for her family. And what did they have? Frog legs - what else?