Exam Information
Material Type:  Exam 1 
Professor:  Staff 
Class:  MTH 220  Discrete Structures 
Subject:  Mathematics 
University:  Marshall 
Term:  Spring 2007 
Keywords:   Computer Representation
 Addition Principle
 Principle 3
 Combinations
 Infinite Sets
 Contrapositive
 Conjunction
 Contradiction
 Identity Matrix
 Contingency

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Sample Document Text
02/05/2007
STUDY SHEET for MIDTERM #1 (Monday, February 12)
 Ch. 1 (1.1  1.5)
 Ch. 2 (2.1, 2.2)
 Ch. 3 (3.1, 3.2)
The best way to prepare to the midterm is to read the book and to do the homework
exercises. Please, take time to go over the material.
Here is what you have to have an idea about:
1. Sets and Subsets.
a) Special sets: Z
+
, N, Z, Q, and R.
b) Empty set.
c) Finite and infinite sets. Cardinality of a set.
d) Venn diagrams.
2. Operations on Sets
a) Union of two sets.
b) Intersection of two sets.
c) Disjoint sets
d) Complement of B with respect to A.
e) Complement of a set.
f) Symmetric Difference of two sets.
g) Algebraic properties of set operations (Commutative, associative, distributive,
etc.)
h) The addition principle
3. Sequences
a) Finite and infinite sequences.
b) Recursive and explicit formulas.
c) Set corresponding to a sequence.
d) Characteristic function.
e) Computer representation of sets and subsets.
...
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