EXHIBIT 11.1 INFONAUTICS, INC. Computation of Earnings Per Share THREE MONTHS ENDED MARCH 31, ---------------------------- 1997 1996 ------------- ------------- Net loss applicable to common shares............................ $ (5,226,099) $ (3,015,320) Weighted average number of shares outstanding during the period........................................................ 9,391,600 3,963,500 Incremental shares calculated per SAB Topic 4:D................. -- 2,098,800 -------------- ------------ Total weighted average number of common and equivalent shares outstanding................................................... 9,391,600 6,062,300 -------------- ------------- -------------- ------------- Net loss per common equivalent share (1)........................ $ (.56) $ (.50) -------------- ------------- -------------- ------------- - ------------------------ (1) Fully diluted net loss per share has not been presented separately, as the amounts would not be materially different from primary net loss per share.