1 Exhibit 11 LANVISION SYSTEMS, INC. COMPUTATION OF EARNINGS (LOSS) PER COMMON SHARE Three Months Ended October 31, ---------------------------------- 1999 1998 ------------ ----------- Net (loss) $ (494,142) $(2,110,892) ============ =========== Average shares outstanding 8,836,165 8,814,520 Stock options: Total options -- -- Assumed treasury stock buyback -- -- Warrants assumed converted -- -- Convertible redeemable preferred stock assumed converted -- -- ============ =========== Number of shares used in per common share computation 8,836,165 8,814,520 ============ =========== Basic net (loss) per share of common stock $ (0.06) $ (0.24) ============ =========== Diluted net (loss) per share of common stock $ (0.06) $ (0.24) ============ =========== Nine Months Ended October 31, ----------------------------------- 1999 1998 ------------ ----------- Net (loss) $(3,633,201) (8,157,980) ============ =========== Average shares outstanding 8,823,356 8,809,856 Stock options: Total options -- -- Assumed treasury stock buyback -- -- Warrants assumed converted -- -- Convertible redeemable preferred stock assumed converted -- -- ============ =========== Number of shares used in per common share computation 8,823,356 8,809,856 ============ =========== Basic net (loss) per share of common stock $ (.41) $ (0.93) ============ =========== Diluted net (loss) per share of common stock $ (.41) $ (0.93) ============ =========== 25