Monday, 5 October 2009

Tugas Individu

4. 1. p v q
    2.-p     /  q
    3. –p → q                1(imp)
    4. q                          3,2(MP)

5. 1. (p→q) Λ (r→ s)
    2. (p v r)     / q v s
    3. r→ s                    1(simp)
    4. –p→ r                  2(imp)
    5. –p→ s                  4,3(silo)
    6. p→ q                   1(sim)
    7. –s→ p                  5(eki)
    8. –s→ q                  6,7(imp)
    9. s v q                     8(imp)
    10. q v s                   9(eki0

6. 1. (p→ q) Λ (r→ s)
    2. –q v  –s        / -p v -r
    3. q→ -s                  2(imp)
    4. p→ q                   1(sim)
    5. p→ -s                  4,3(silo)
    6. s→ -p                  5(eki)
    7. r→ s                    1(sim)
    8. r→ -p                  7,6(sil)
    9. –r v –p                 8(imp)
    10. –p v –r               9(eki)

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beginilah blog kami, at least kita udah bikin ^_^