Treating shared class membership as complete identity causes invalid reasoning

Evidence

To put it in a formula, this fallacy occurs whenever it is argued that because x and y belong to the same class or possess a common property, they are identical. — Ruggero J. Aldisert, Agatha D. Aldisert, Logic for Lawyers- A Guide to Clear…, 848

Categorization

• corroborated: 2 independent passages support this claim — Ruggero J. Aldisert, Agatha D. Aldisert, Logic for Lawyers- A Guide to Clear…, 848
• XREF: connects to: Shared context does not establish a causal or contractual connection between events — Ruggero J. Aldisert, Agatha D. Aldisert, Logic for Lawyers- A Guide to Clear…, 859; Connecting events solely through a shared location commits an undistributed middle fallacy — Ruggero J. Aldisert, Agatha D. Aldisert, Logic for Lawyers- A Guide to Clear…, 854; Reasoning requires recognizing real logical connections and relationships among facts — Ruggero J. Aldisert, Agatha D. Aldisert, Logic for Lawyers- A Guide to Clear…, 247 (+5 more)

Broader Connections

• Connecting events solely through a shared location commits an undistributed middle fallacy #corroborates (0.80) — Ruggero J. Aldisert, Agatha D. Aldisert, Logic for Lawyers- A Guide to Clear…, 854
• Articulated unity relates parts through differences and subordination, not identity #corroborates (0.75)
• An illicit minor fallacy distributes an undistributed minor premise term #expands (0.70) — Ruggero J. Aldisert, Agatha D. Aldisert, Logic for Lawyers- A Guide to Clear…, 867
• Shared context does not establish a causal or contractual connection between events #expands (0.60) — Ruggero J. Aldisert, Agatha D. Aldisert, Logic for Lawyers- A Guide to Clear…, 859
• A valid categorical syllogism requires its middle term distributed once #expands (0.60) — Ruggero J. Aldisert, Agatha D. Aldisert, Logic for Lawyers- A Guide to Clear…, 851
• Reasoning requires recognizing real logical connections and relationships among facts #expands (0.55) — Ruggero J. Aldisert, Agatha D. Aldisert, Logic for Lawyers- A Guide to Clear…, 247
• Analogical reasoning infers additional properties from shared case similarities #responds-to (0.50) — Ruggero J. Aldisert, Agatha D. Aldisert, Logic for Lawyers- A Guide to Clear…, 570