Show how you may specify the following relational algebra operations in both
tuple and domain relational calculus.
a. ITA=dR(A, B, C))
b. 1T(R(A, B, C))
c. R(A: B, C) * S(C, 0, E)
d. R(A, B, C) U S(A, B, C)
e. R(A, B, C) n S(A, B, C)
f. R(A, B, C) - S(A, B, C)
g. R(A, B, C) X S(O,E, F)
h. R(A, B) -7- S(A)