Notation for Simple proposition and Connective

1. Notation for Simple proposition and Connective Lets try to write it

2. Basic concept • Notation is a system of written symbols. • Simple proposition can be written through a notation to show the essentials of proposition

3. How to write the notation • Simple proposition has just one predicator which is written in capital letters • The arguments of the predicator are represented by single lower case letters, putting one of these letter before the predicator and after the predicator (if there are other predicator)

4. The element such as forms of the verb be, article, tense marker and certain preposition are omitted. • Preposition which make no contribution to the sense of a sentence are omitted and vice versa • Two word verbs such as look-for, turn down and switch on are treated as single predicates

5. Examples: • John died j DIE • Romeo loved Juliet r LOVE j • George was a nephew of Alice g NEPHEW a

6. Equative Sentence • Is a sentence to declare that two referring expression found in the sentence have the same referent. • Example : • Venus is the morning star

7. How to write the notation of equative sentence • Use “=“ to represent the verb be • Example : • Obama is the president of USA • o = p • Venus is the morning star • V= ms

8. Is it a well-formed notation ? • 1. j LOVE m Jim loves Mary • 2. c story Cinderella is a story • 3. aw = artist Ari Wibowo is an artist

9. Connective : “And” (&), “Or” (v) • It is used to make complex propositional formulae by connecting simple propositional formulae • Example : • Wayan loves Ina and Ani • (w LOVE i) & (w LOVE a) • Kunti was Bima’s mother or Gatotkaca’s grandmother and Duryudana’s aunt • (k MOTHER b) V {(k GRANDMOTHER g) & (k AUNT d)}

10. Can you make the notation ? • 1. Bob will take Lucy, Cory and Diana • 2. Either Bangkok or Chiang Mai is the capital of Thailand • 3. Japan and Dutch colonized Indonesia

11. If you have any questions, leave it to my email or we will discuss it next week. Good Luck