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a logical geometry project

R. B. Angell   (°1918, †2010)

Also known as
Angell, Richard Bradshaw

R. B. Angell authored the following 1 source, containing a total of 1 diagram.

Angell, R. B. 1986. “Truth-Functional Conditionals and Modern vs. Traditional Syllogistic.” Mind 95 (378): 210–223. (1 diagram)
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