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| | | | | |
| | S types over T | | | S types over T |
| + | </pre> |
| | | |
| + | <pre> |
| The form "S :> T" is here recruited for polymorphic | | The form "S :> T" is here recruited for polymorphic |
| employment in at least the following types of roles: | | employment in at least the following types of roles: |
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| fall under the grammatical heading of a sentence, as indicated by | | fall under the grammatical heading of a sentence, as indicated by |
| the type name "S", all within the target language !L!. | | the type name "S", all within the target language !L!. |
| + | </pre> |
| | | |
| + | <pre> |
| In these types of situation the letter "S", that signifies the type of | | In these types of situation the letter "S", that signifies the type of |
| a sentence in the language of interest, is called the "initial symbol" | | a sentence in the language of interest, is called the "initial symbol" |
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| of the sentences that belong to the language, are collectively referred | | of the sentences that belong to the language, are collectively referred |
| to as "intermediate symbols". | | to as "intermediate symbols". |
| + | </pre> |
| | | |
| + | <pre> |
| Combining the singleton set {"S"} whose sole member is the initial symbol | | Combining the singleton set {"S"} whose sole member is the initial symbol |
| with the set !Q! that assembles together all of the intermediate symbols | | with the set !Q! that assembles together all of the intermediate symbols |