# All Educational Materials for CMSC 250 at University of Maryland (UMD)

## Popular Study Guides

UMDCMSC 250William GasarchSpring

## [CMSC 250] - Midterm Exam Guide - Comprehensive Notes for the exam (22 pages long!)

22 Page
7 Feb 2017
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UMDCMSC 250AllFall

## Exam 2

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4 Apr 2019
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UMDCMSC 250AllFall

## Exam 1

9 Page
4 Apr 2019
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UMDCMSC 250AllFall

## Exam 1

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4 Apr 2019
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UMDCMSC 250AllFall

## Exam 2

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4 Apr 2019
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UMDCMSC 250AllFall

## Exam

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4 Apr 2019
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UMDCMSC 250AllFall

## Final Exam

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4 Apr 2019
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UMDCMSC 250AllFall

## Exam 2

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4 Apr 2019
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UMDCMSC 250AllFall

## Exam 1

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4 Apr 2019
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UMDCMSC 250AllFall

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4 Apr 2019
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UMDCMSC 250AllFall

## Exam 2

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4 Apr 2019
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UMDCMSC 250AllFall

## Exam 1

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4 Apr 2019
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UMDCMSC 250AllFall

## Exam 1

8 Page
4 Apr 2019
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UMDCMSC 250AllFall

## Exam 2

14 Page
4 Apr 2019
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UMDCMSC 250AllFall

## Exam

2 Page
4 Apr 2019
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UMDCMSC 250AllFall

## Final Exam

2 Page
4 Apr 2019
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UMDCMSC 250AllFall

## Exam 2

12 Page
4 Apr 2019
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UMDCMSC 250AllFall

## Exam 1

10 Page
4 Apr 2019
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UMDCMSC 250AllFall

## Exam 1

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4 Apr 2019
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UMDCMSC 250AllFall

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4 Apr 2019
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## Popular Class Notes

UMDCMSC 250William GasarchSpring

## CMSC 250 Lecture Notes - Lecture 8: Surjective Function, Injective Function

2 Page
6 Jul 2017
There can be more than 1, but at least 1 has to map to it. A surjective function, or onto function is a function where for every (cid:1877) value, ther
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UMDCMSC 250William GasarchSpring

## CMSC 250 Lecture 2: Algebra Review

2 Page
4 Feb 2017
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UMDCMSC 250William GasarchSpring

## CMSC 250 Lecture 9: Number Theory/Basic Proofs

3 Page
6 Jul 2017
Cmsc250 lecture 9: floor and ceiling, number theory. The floor of a number is the largest integer such that (cid:3409) where is the number you are give
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UMDCMSC 250William GasarchSpring

## CMSC 250 Lecture 2: More Logic (Revised)

2 Page
3 Jul 2017
Surely there must be other types of logic out there! Or perhaps you"ve had the joy of having a day where everything just goes perfectly! Well in logic,
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UMDCMSC 250William GasarchSpring

## CMSC 250 Lecture Notes - Lecture 5: Vacuous Truth, Prime Number, Empty Set

3 Page
5 Jul 2017
There are two quantifiers we are going to talk about: there exists, for all. These are used in mathematical statements and we can use them in logic as
View Document
UMDCMSC 250William GasarchSpring

## CMSC 250 Lecture Notes - Lecture 10: Modular Arithmetic, Mathematical Induction

3 Page
7 Jul 2017
M divides (a-b) means that m is a factor of (a-b) If you still have no idea what i"m talking about, just think of it as: we are taking a large. A seque
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UMDCMSC 250William GasarchSpring

## CMSC 250 Lecture Notes - Lecture 7: Subset, Empty Set

3 Page
5 Jul 2017
To prove an existential statement true: find one number that works. Prove false: prove (cid:4666) (cid:1876) (cid:4667)[ (cid:1828)(cid:1864)(cid:1853)
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UMDCMSC 250William GasarchSpring

## CMSC 250 Lecture Notes - Lecture 4: And Gate, Or Gate, Double Negative

2 Page
4 Jul 2017
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UMDCMSC 250William GasarchSpring

## CMSC 250 Lecture Notes - Lecture 3: Logic Gate, And Gate, Or Gate

3 Page
4 Jul 2017
We"ve seen the process of going from formulas to truth tables. The answer is easier than you may think! Take a look at the following truth table: We ca
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UMDCMSC 250William GasarchSpring

## CMSC 250 Lecture Notes - Lecture 1: False Premise

3 Page
2 Jul 2017
Cmsc250 lecture 1: prepositional logic: we use lower case letters, letters hold values of 1 (true) or 0 (false, basic operations, conjunction (and, dis
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## Most Popular

UMDCMSC 250William GasarchSpring

## [CMSC 250] - Midterm Exam Guide - Comprehensive Notes for the exam (22 pages long!)

22 Page
7 Feb 2017
View Document
UMDCMSC 250William GasarchSpring

## CMSC 250 Lecture Notes - Lecture 8: Surjective Function, Injective Function

2 Page
6 Jul 2017
There can be more than 1, but at least 1 has to map to it. A surjective function, or onto function is a function where for every (cid:1877) value, ther
View Document
UMDCMSC 250William GasarchFall

## CMSC 250 Study Guide - Midterm Guide: Prime Number, Prime Factor

3 Page
2 Nov 2016
This is a classic proof by weak induction. Step 3: now we have to prove that p(k+1) is true ie. for any (cid:883): pro(cid:448)e that (cid:1005)+(cid:1
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UMDCMSC 250AllFall

## CMSC 250 Exam 2

7 Page
15 Feb 2019
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UMDCMSC 250William GasarchSpring

## CMSC 250 Lecture 2: Algebra Review

2 Page
4 Feb 2017
View Document
UMDCMSC 250William GasarchSpring

## CMSC 250 Lecture 9: Number Theory/Basic Proofs

3 Page
6 Jul 2017
Cmsc250 lecture 9: floor and ceiling, number theory. The floor of a number is the largest integer such that (cid:3409) where is the number you are give
View Document
UMDCMSC 250William GasarchSpring

## CMSC 250 Lecture 2: More Logic (Revised)

2 Page
3 Jul 2017
Surely there must be other types of logic out there! Or perhaps you"ve had the joy of having a day where everything just goes perfectly! Well in logic,
View Document
UMDCMSC 250William GasarchSpring

## CMSC 250 Lecture Notes - Lecture 5: Vacuous Truth, Prime Number, Empty Set

3 Page
5 Jul 2017
There are two quantifiers we are going to talk about: there exists, for all. These are used in mathematical statements and we can use them in logic as
View Document
UMDCMSC 250William GasarchSpring

## CMSC 250 Lecture Notes - Lecture 10: Modular Arithmetic, Mathematical Induction

3 Page
7 Jul 2017
M divides (a-b) means that m is a factor of (a-b) If you still have no idea what i"m talking about, just think of it as: we are taking a large. A seque
View Document
UMDCMSC 250William GasarchSpring

## CMSC 250 Lecture Notes - Lecture 7: Subset, Empty Set

3 Page
5 Jul 2017
To prove an existential statement true: find one number that works. Prove false: prove (cid:4666) (cid:1876) (cid:4667)[ (cid:1828)(cid:1864)(cid:1853)
View Document

## Most Recent

UMDCMSC 250Jason FilippouSummer

## CMSC 250 Lecture Notes - Lecture 1: Mathematical Induction

6 Page
19 May 2020
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UMDCMSC 250Jason FilippouSummer

## CMSC 250 Lecture 20: Review of Hard Problems

12 Page
19 May 2020
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UMDCMSC 250Jason FilippouSummer

## CMSC 250 Lecture 21: Pigeonhole principle

30 Page
19 May 2020
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UMDCMSC 250Jason FilippouSummer

## CMSC 250 Lecture Notes - Lecture 14: Itz

10 Page
19 May 2020
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UMDCMSC 250Jason FilippouSummer

## CMSC 250 Lecture Notes - Lecture 15: Bayes Estimator, Nsb El 13

12 Page
19 May 2020
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UMDCMSC 250Jason FilippouSummer

## CMSC 250 Lecture 16: Probability Pt.1

7 Page
19 May 2020
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UMDCMSC 250Jason FilippouSummer

## CMSC 250 Lecture 17: 04-21_Inclusion_Exclusion_Principle

10 Page
19 May 2020
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UMDCMSC 250Jason FilippouSummer

## CMSC 250 Lecture Notes - Lecture 18: Mathematical Induction, Indo-Asian News Service

9 Page
19 May 2020
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UMDCMSC 250Jason FilippouSummer

## CMSC 250 Lecture 19: Intro to Combinatronics

5 Page
19 May 2020
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UMDCMSC 250Jason FilippouSpring

## CMSC 250 Lecture Notes - Lecture 34: Subset

4 Page
7 May 2020
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