Conservapedia

Universal negative

This is an old revision of this page, as edited by Conservative (talk | contribs) at 09:42, September 22, 2014. It may differ significantly from current revision.

In logic, a universal negative is a proposition of the form “No S is P.” Symbol: E, e.[1]

An example of a valid universal negative is "No triangles have 4 sides". This is a valid universal negative because if something does not have 3 sides, it cannot be a triangle.[2]

External links

Notes

  1. ↑ Universal negative
  2. ↑ A universal negative: Can it be proven
Retrieved from "https://www.conservapedia.com/index.php?title=Universal_negative&oldid=1106254"