Interactive Real Analysis1.1. Notation and Set Theory
Examples 1.1.2(b):
If
A = {x 
R : -4 < x < 3} and
B = {x R : -1 < x < 7}, then find
A 
B,
A 
B,
A \ B, and
comp(A).
back
A R : -4 < x < 3} and
B = {x R : -1 < x < 7}, then find
A B,
A B,
A \ B, and
comp(A).
back B =
{ x R : -4 <
x < 7 }
B =
{ x R : -1 <
x < 3 }
R :
-4 < x 
-1 }
R :
- 
< x
-4 }
{ x R :
3 x <
}
