I think you nerds need to stop reading obsolete academic fad papers from 1985. Imagine if your girlfriend was unironically reading articles of Cosmo from 1985 to figure out what to wear.
A computer program is a "model" of some thing. For example:
float m = 1e10f;
float a = 9.8f;
float F = m*a;
Another example:
if(employee is still employed):
float paycheque = getSalary(employee);
else:
float paycheque = 0.00f;
A computer program is a "model" of some thing. For example:
Another example: