Note 7 - Stock-based Compensation

6 Months Ended

Sep. 30, 2022

Notes to Financial Statements

Share-Based Payment Arrangement [Text Block]

NOTE 7. STOCK-BASED COMPENSATION

Stock-based compensation expense was $39,951 for the second quarter of fiscal 2023, $56,999 for the second quarter of fiscal 2022, $47,085 for the first six months of fiscal 2023, and $64,237 for the first six months of fiscal 2022. We calculate the share-based compensation expense using the Black-Scholes standard option-pricing model.