Lecture #6 - Branden Fitelson Philosophy 12A Notes 1...

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Unformatted text preview: Branden Fitelson Philosophy 12A Notes 1 Announcements & Such Funkadelic : Selections from Maggot Brain (its funk week). Administrative Stuff HW #1 re-submissions are due on Today (4pm, drop box). You can just re-circle the correct answers on your original sheet. Homework formatting. Please put the following information: Name, GSI, section time, and date. on all assignments and exams (upper-right corner of first page). The InClass Mid-term has been moved up 1 week (to March 11). HW #2 has been posted 1st-sub due next Thursday. Note: This involves problems from chapters 2 and 3. Chapter 2 LSL Symbolizations of English Sentences & Arguments Next: Chapter 3 Truth-Functional Semantics for LSL UCB Philosophy Chapter 2 02/04/10 Branden Fitelson Philosophy 12A Notes 2 English LSL II ( , & , ): Example #2 If, but only if, they have made no commitment to the contrary, may reporters reveal their sources, but they always make such a commitment and they ought to respect it. Step 0: Decide on atomic sentences and letters. S : Reporters may reveal their sources. C : Reporters have made a commitment to protect their sources. R : Reporters ought to respect their commitment to protect sources. Step 1: Substitute into English, yielding Logish: If, but only if, it is not the case that C , then S , but C and R . Step 2: make the transition into LSL (in stages as well, perhaps): S iff not C , but C and R . Final Product: (S C) & (C & R) UCB Philosophy Chapter 2 02/04/10 Branden Fitelson Philosophy 12A Notes 3 English LSL II ( , & , , , ): Example #3 Sara is going unless either Richard or Pam is going, and Sara is not going if, and only if, neither Pam nor Quincy are going. Step 0: Decide on atomic sentences and letters. P : Pam is going. Q : Quincy is going. R : Richard is going. S : Sam is going. Step 1: Substitute into English, yielding Logish: S unless either R or P , and not S iff neither P nor Q . Step 2: Make the transition into LSL (in stages again): S unless ( R P ), and S iff ( P & Q ) ( (R P) S) & ( S ( P & Q)) It is also acceptable to replace the unless with , yielding: (S (R P)) & ( S ( P & Q)) UCB Philosophy Chapter 2 02/04/10 Branden Fitelson Philosophy 12A Notes 4 English LSL VIII: Some More Problems to Try A Bunch of LSL Symbolization Problems: 1. California does not allow smoking in restaurants. 2. Jennifer Lopez becomes a superstar given that Im Real goes platinum....
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Lecture #6 - Branden Fitelson Philosophy 12A Notes 1...

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