The "Random number generator" is a app that created random number based on the user options. The options are:   p("-Random numbers: total number of random numbers that the program will generate"),   p("-Number of decimals: total number of decimal places for each random number"),   p("-Range: limits within which the random numbers are generated"),   p("When one option is changed or when you push \"Generate\" button, the random numbers are re-generated"),   hr(),   p ("First steps: Select your options and push \"Generate\" button, after, you can change the options or push \"Generate\" button"),