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Note 9 - Net Loss Per Share (Tables)
3 Months Ended
Jan. 31, 2025
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   

Three months ended

 
   

January 31,

 
   

2025

   

2024

 

Net loss (numerator)

  $ (1,107,431 )   $ (1,425,274 )

Shares (denominator)

    7,815,047       7,751,116  

Basic and diluted net loss per share

  $ (0.14 )   $ (0.18 )