Question: Explain Unification Algorithm in Artificial intelligence in simple understandable steps. Also explain what is the role of unification in Resolution with proper example . Trace

Explain Unification Algorithm in Artificial intelligence in simple understandable steps. Also explain what is the role of unification in Resolution with proper example . Trace the operation of unification algorithm on each of following pair of literals :

1) A(x, f(g(x)),a) and A(b,y,z)

2) P(x) and P(g(x))

3) f(Marcus) and f(Caesar)

4) f(x) and f(g(y))

5) f(Marcus,g(x,y)) and f(x,g(Caesar, Marcus))

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