Student ID: 37465

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• Student ID 37465
• Student Name Mike Karren
• Project Code TIP3
• Mentor Jeanne M. Butler, Ph.D.
• August 18, 2003

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Boolean Logic
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What is Boolean Logic?

• A method of analyzing variables developed by a
  19th century English mathematician named George
  Boole. (Helps you refine your searches by using
  the options and, or, but ,-.)

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• Lets suppose we want to perform a search on the
  topic fruit bats. When we do the search we get
  many returned hits about baseball and fruit.
  Neither of which is what we are seeking
  information about.

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This Venn diagram shows the confusion of topics
fruit, bats, and baseball bats. The red is what
we want.
bats AND fruit NOT baseball bats fruit
-baseball
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This Venn diagram shows how the concept of
baseball bats can be confused with the animal
bat. The red is what we want.
bats NOT baseball bats baseball
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Fruit bat
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Fruit
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Baseball bats
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• So, in the search field, type the following
• fruit bats baseball fruit (note spaces
  before and after the - sign.)
• And press enter or click the button to do a
  search.

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Cited Works

• photo by Merlin Tuttle, Bat Conservation
  International , http//www.thewildones.org/Animals
  /fruitBat.html
• http//store1.yimg.com/I/sportsunlimited_1748_1050
  2104
• Taken from the Microsoft photo library