An Introduction to Python For Undergraduate Engineers/Boolean Logic

You can use simple Boolean expressions in logical statements such as those that we used in the while loop. The available expressions are:

Expression Example Description of example
and while done==False and x<10: keep looping whilst both done equals false and x is less than 10
or if count==10 or value==5: do something if variable count=10 or the variable value=5
not while not done: keep looping while the done variable is not 'True'