Expresión A⇒B⇒(B⇒C⇒(A∨B⇒C))
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Solución
Solución detallada
a⇒b=b∨¬ab⇒c=c∨¬b(a∨b)⇒c=c∨(¬a∧¬b)(b⇒c)⇒((a∨b)⇒c)=b∨c∨¬a(a⇒b)⇒((b⇒c)⇒((a∨b)⇒c))=1
Tabla de verdad
+---+---+---+--------+
| a | b | c | result |
+===+===+===+========+
| 0 | 0 | 0 | 1 |
+---+---+---+--------+
| 0 | 0 | 1 | 1 |
+---+---+---+--------+
| 0 | 1 | 0 | 1 |
+---+---+---+--------+
| 0 | 1 | 1 | 1 |
+---+---+---+--------+
| 1 | 0 | 0 | 1 |
+---+---+---+--------+
| 1 | 0 | 1 | 1 |
+---+---+---+--------+
| 1 | 1 | 0 | 1 |
+---+---+---+--------+
| 1 | 1 | 1 | 1 |
+---+---+---+--------+