Statement logic
COGS 2201
Logic is the study of reasoning, or argument. More precisely, we could say that logic studies methods for
determining whether or not a conclusion follows with necessity from a set of assumptions. For instance,
if I tell you (trut

Evan Timberlake
COGS 2201
Connectionism Problem Set
Due: Friday April 10, 2009
1. Give an example, not yet mentioned in class, of a case of graceful degradation in human
behavior.
Graceful degradation I believe is when a system continues to function even

Practice problems for COGS 2201
Spring 2009
Below are a few problems for practicing techniques weve worked on this semester.
1. Rudimentary programming language problem:
a. Circle a module in the program below.
b. Say what the module does.
c. Say what the

COGS 2201 midterm exam
Answers to selected problems
Here are the solutions to the two problems that appeared on the midterm exam, along with some
explanation
1. Consider the following argument written in SL. Is the argument valid? Construct a
truth table

Intro to Linguistics
COGS 2201
Principle of Semantic Compositionality
The Principle of Semantic Compositionality says: The meaning of a whole linguistic unit is computed by
systematic combination of the meanings of its parts.
Morphology
Examples from morp

Intro to Computing
COGS 2201
Definitions
An algorithm is, roughly, a step-by-step procedure specified with symbols that manipulates symbols to
get an answer to a problem. The algorithm specification, the number of steps, input, output must be
finite.
Algo

Foundations of Cognitive Science
Spring, 2009
Connectionism Problem Set
Answers to selected problems.
Due: Friday April 10, 2009
1. Give an example, not yet mentioned in class, of a case of graceful degradation in human behavior.
2. For each input listed,

Foundations of Cognitive Science
Spring, 2009
Connectionism Problem Set
Due: Friday April 10, 2009
1. Give an example, not yet mentioned in class, of a case of graceful degradation in human behavior.
2. For each input listed, compute the activation of the

Foundations of Cognitive Science
Spring, 2009
Computation Problem Set (ANSWERS TO SELECTED PROBLEMS)
Due: Monday, February 16
1.
Draw a flow chart of your process of obtaining and eating breakfast (or lunch if
you dont eat breakfast). (We recommend that y

Foundations of Cognitive Science
Spring, 2009
Computation Problem Set
Due: Monday, February 16
1.
Draw a flow chart of your process of obtaining and eating breakfast (or lunch if
you dont eat breakfast). (We recommend that you eat at least breakfast or lu

Foundations of Cognitive Science
Spring 2009
Logic Problem set
ANSWERS IN RED
1. Below are several strings of symbols. Some of them are legal statements (well-formed
formulas) of the formal language SL, some are not. For each string, determine whether or

Foundations of Cognitive Science
Spring 2009
Logic Problem set
Due Friday February 6. The problem set will be discussed in class that day. Please keep a
copy of your work problem sets will not be handed back to you.
1. Below are several strings of symbols

Foundations of Cognitive Science
Spring, 2009
Linguistics Problem Set
Due: Wednesday, March 3
1. Give a new example (not mentioned in the readings or in class) of a one-phoneme
morpheme. Give a new example of a multi-syllable morpheme. Give an example of