expression1: A boolean expression. Conditions should be capitalized and negated conditions should be inserted with a "~". Unions of conditions are performed with a "+", while intersections are performed with a "*".
expression2: A boolean expression. Conditions should be capitalized and negated conditions should be inserted with a "~". Unions of conditions are performed with a "+", while intersections are performed with a "*".
Returns
It returns the boolean expression representing the intersection of the two inputed expressions.