"Has he? Well, what is it, if you're so smart?"

"I don't remember," Irv said brazenly, "but at least I heard the name before."

"At pi-over-three," the rabbit broke in with authority, "the denominator of the integrand vanishes. To put it loosely, the function becomes infinite."

Fatty looked at Irv; Irv gaped at Fatty. The piggy eyes lit up. "A rabbit[51] that knows math!" Fatty breathed.

[51]

"Knows it! He wrote the damn book—a real brain!" Irv exulted.

Once again their eyes met meaningly. "You always said," Irv remarked in an abstracted manner, "that you could lick the guy who invented calc."

"I sure can," Fatty asserted, "but—" He paused; then with a speed surprising in one of his bulk, his thick hands shot out, and Professor Slakmak, the eminent Venusian savant, found himself dangling by the ears from stubby, freckled fingers. He kicked with a vigor shockingly undignified.

"Let me down!" he squeaked furiously. "This is outrageous. A friendly ambassador's person is sacred among all civilized peoples; your national President shall hear of this insult!"

Fatty looked at him, showing uneven teeth in a loose grin. "Bugs Bunny," he gloated, "you are now the official mascot of Omega Pi Upsilen!"

"I second the motion," Irv said, shuffling in excitement.

"We'd better hide his ship, though," Fatty cried, full of ingenious intelligence now that nobody was grading him for it.

"It's too big, ain't it?" Irv replied doubtfully. "Simmer down you!" he ordered the writhing professor. "We don't wanna choke you, but—" The captive subsided, contenting himself with little quivers of indignation.

"It's awful light," Fatty muttered, shoving the damaged saucer with one size eleven shoe. "We'll move it over here, pile a lot of brush on top, and—"

"—Start a fire!" Irv interrupted joyously.

The professor gave a piercing squeal of protest.

"No, stupid," Fatty told him, winking. "If the prof here helps us out this semester, we'll give him back his old disc, 

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