Quarterly report pursuant to Section 13 or 15(d)

STOCK BASED COMPENSATION (Details) - Warrants

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STOCK BASED COMPENSATION (Details) - Warrants - Common Stock [Member] - Warrant [Member] - USD ($)
3 Months Ended 6 Months Ended
Apr. 30, 2019
Apr. 30, 2019
Apr. 30, 2020
STOCK BASED COMPENSATION (Details) - Warrants [Line Items]      
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in Shares)     500,000
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per share)     $ 5.03
Consultant [Member]      
STOCK BASED COMPENSATION (Details) - Warrants [Line Items]      
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in Shares) 25,000 25,000  
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per share) $ 4.04 $ 4.04  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   12 months  
Consultation Expense $ 21,000 $ 43,000