A categorical syllogism must contain exactly three terms used consistently

Evidence

This is a breach of the first rule which insists that a categorical syllogism must contain only three terms, each of which is used in the same sense throughout the argument. — Ruggero J. Aldisert, Agatha D. Aldisert, Logic for Lawyers- A Guide to Clear…, 839

Categorization

  • corroborated: 2 independent passages support this claim — Ruggero J. Aldisert, Agatha D. Aldisert, Logic for Lawyers- A Guide to Clear…, 839
  • XREF: connects to: A valid syllogism must involve exactly three distinct terms. — Ruggero J. Aldisert, Agatha D. Aldisert, Logic for Lawyers- A Guide to Clear…, 455; Valid syllogisms require every term used consistently throughout — Ruggero J. Aldisert, Agatha D. Aldisert, Logic for Lawyers- A Guide to Clear…, 1199; Syllogistic validity requires each term keep one consistent sense — Ruggero J. Aldisert, Agatha D. Aldisert, Logic for Lawyers- A Guide to Clear…, 1193

Broader Connections