square of opposition
noun phrase
: a square figure on which may be demonstrated the logical relationships of contraries, contradictories, subcontraries, and subalterns and superalterns
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“Square of opposition.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/square%20of%20opposition. Accessed 1 Jul. 2025.
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