v3.19.2
Note F - Stockholders' Equity (Details)
6 Months Ended
Jun. 30, 2019
USD ($)
$ / shares
shares
Extended value | $ $ 85,833
Series A Warrants  
Stock price $ .275
Exercise price $ .55
Expected life (years) 9 months
Risk-free rate 0.54%
Warrant value $ .1168
Number of warrants | shares 181,818
Extended value | $ $ 21,249
Series B Warrants  
Stock price $ .275
Exercise price $ 1.10
Expected life (years) 1 year 9 months
Risk-free rate 0.69%
Warrant value $ .1639
Number of warrants | shares 181,818
Extended value | $ $ 29,817
Series C Warrants  
Stock price $ .275
Exercise price $ 2.20
Expected life (years) 1 year 9 months
Risk-free rate 0.85%
Warrant value $ .1912
Number of warrants | shares 181,818
Extended value | $ $ 34,767