If p & q are two statements, can be combined by the word “or” to form a new sentence, is called disjunction and writing as .
If p, q are statement, then is true if p is true or q is true and it is false when both p & q are false.
The disjunction table
Two lines intersect at a point or they are parallel.
p: Two lines intersect at a point.
q: two lines are parallel.