The New Encyclopædia BritannicaEncyclopædia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 41
... variables are known as metalogical variables . For further explana- tion , see METALOGIC . ) It should be noted that the rules , though designed to ensure unambiguous sense for the wff's of PC under the intended interpretation , are ...
... variables are known as metalogical variables . For further explana- tion , see METALOGIC . ) It should be noted that the rules , though designed to ensure unambiguous sense for the wff's of PC under the intended interpretation , are ...
Page 45
Bound and free variables Appli- cation of the rules Relettering of bound variables Prenex. Funda- mental definitions from the wff's indicated by the rules stated . On the left are noted the hypotheses on which the wff in question depends ...
Bound and free variables Appli- cation of the rules Relettering of bound variables Prenex. Funda- mental definitions from the wff's indicated by the rules stated . On the left are noted the hypotheses on which the wff in question depends ...
Page 686
... variables by joining given values of the other two variables on the scales by a straight line and reading the solution where this line cuts the third scale . - A chart for solving any equation containing three vari- ables can be made in ...
... variables by joining given values of the other two variables on the scales by a straight line and reading the solution where this line cuts the third scale . - A chart for solving any equation containing three vari- ables can be made in ...
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applied army atoms bearings became become body called cause central centre century church complete connected continued cutting direction Dutch early effect electric electrons energy equal example expressions fact field Figure force France French function gears German give given House important increased industry Italy King known land later load logic London Louis lubricant machines magnetic major material means mechanical ment miles motion move movement natural obtained operations original period political population position possible principles problem produced properties propositions region relations remained result River rotation rule shaft speed square surface temperature theory tion tool towns true turn types United universal usually valid