back to ideas for this text

---

Single Idea 13611

[from 'Intermediate Logic' by David Bostock, in 5. Theory of Logic / H. Proof Systems / 5. Tableau Proof ]

Full Idea

A tableau proof is a proof by reduction ad absurdum. One begins with an assumption, and one develops the consequences of that assumption, seeking to derive an impossible consequence.

Gist of Idea

Tableau proofs use reduction - seeking an impossible consequence from an assumption

Source

David Bostock (Intermediate Logic [1997], 4.1)

Book Reference

Bostock,David: 'Intermediate Logic' [OUP 1997], p.141

---