Quarterly report pursuant to Section 13 or 15(d)

STOCK OPTIONS AND WARRANTS (Details - Option Assumptions)

v3.22.2.2
STOCK OPTIONS AND WARRANTS (Details - Option Assumptions) - Employee Options [Member]
6 Months Ended
Oct. 31, 2022
Oct. 31, 2021
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Risk-free interest rate 2.90% 0.92%
Expected volatility 139.00% 121.00%
Expected lives (years) 2 years 6 months 2 years 6 months
Expected dividend yield 0.00% 0.00%