Modulo arithmetic is basically numbers that go in circles instead of in a straight line. 4 is equivalent to 1 in mod 3 because there’s some integer n such that 3n+1= 4.
In general: in modulo base b, x mod b= y iff there exists an integer n such that bn+y=x.
Modulo arithmetic is basically numbers that go in circles instead of in a straight line. 4 is equivalent to 1 in mod 3 because there’s some integer n such that 3n+1= 4.
In general: in modulo base b, x mod b= y iff there exists an integer n such that bn+y=x.