 ... necessary that our conclusions should be limited to relations between terms given in the premises, as may be seen in the solution of the following problems. PROBLEM I. Let us suppose that there are four girls at school, Anna, Bertha, Cora, and Dora,...  Symbolic Logic - Page 345by John Venn - 1894 - 540 pagesFull view - About this book
 | Adolf Fick - Probabilities - 1873 - 520 pages
...girls at school, Anna, Bertha, Cora, and Dora, and that some one had observed that (1.) Whenever either Anna or Bertha (or both) remained at home, Cora was at home ; and (2.) When Bertha was out, Anna was out ; and (3.) Whenever Cora was at home, Anna was at home.... | |
 | Albert Edwin Avey - Logic, Symbolic and mathematical - 1927 - 416 pages
...full description of the boy candidates as describable in the other terms thus introduced. (Venn.) 5. There are four girls at school, Anna, Bertha, Cora...What information is here conveyed concerning Dora? (Marquand.) [Venn.] 6. Test the following: "If all men were capable of perfection, some would have... | |
 | American Academy of Arts and Sciences - Humanities - 1886 - 602 pages
...girls at school, Anna, Bertha, Cora, and Dora, and that some one had observed that (1.) Whenever either Anna or Bertha (or both) remained at home, Cora was at home ; and (2.) When Bertha was out, Anna was out ; and (8.) Whenever Cora was at home, Anna was at home.... | |
 | American Academy of Arts and Sciences - Humanities - 1886 - 614 pages
...girls at school, Anna, Bertha, Cora, and Dora, and that some one had observed that (1.) Whenever either Anna or Bertha (or both) remained at home, Cora was at home ; and (2.) When Bertha was out, Anna was out ; and (3.) Whenever Cora was at home, Anna was at home.... | |
 | Humanities - 1886 - 612 pages
...girls at school, Anna, Bertha, Cora, and Dora, and that some one had observed that (1.) Whenever either Anna or Bertha (or both) remained at home, Cora was at home ; and (2.) When Bertha was out, Anna was out; and (3.) Whenever Cora was at home, Anna was at home.... | |
| |
