User compguy24

7 votes

3 answers

4k views

The number of length-n ternary sequences with even ones and even zeroes

asked May 1, 2014 at 3:07

3 votes

1 answer

9k views

p xor q xor r -- simplifying into disjunctive normal form with propositional algebra

asked Feb 18, 2014 at 20:48

3 votes

1 answer

23k views

An empty relation on a non-empty set -- can it be an equivalence relation?

asked Mar 27, 2014 at 22:15

3 votes

1 answer

4k views

Definition of a leaf in a tree

asked Apr 2, 2014 at 2:56

2 votes

1 answer

2k views

Proving that a sub-graph of a tree is a tree

asked Apr 2, 2014 at 6:45

2 votes

2 answers

5k views

$\lnot p$ whenever $q:\;$Do I understand this?

asked Feb 13, 2014 at 19:13

2 votes

3 answers

2k views

Big-O notation and polynomials

asked Apr 9, 2014 at 17:55

2 votes

4 answers

21k views

Given two events, A and B, what is the probability that at most one will occur?

asked Apr 22, 2014 at 0:07

2 votes

1 answer

4k views

How to represent the notion that "at least one event occured"

asked Apr 24, 2014 at 8:29

2 votes

3 answers

77 views

Why is the summation dropped when calculating this derivative?

asked Dec 19, 2017 at 19:24

1 vote

1 answer

50 views

Factoring polynomial with two variables

asked Feb 11, 2014 at 23:30

1 vote

2 answers

99 views

proof by strong induction of single variable with exponent

asked Feb 14, 2014 at 1:26

0 votes

2 answers

2k views

if p then q unless r -- do i understand this?

asked Feb 13, 2014 at 22:54

0 votes

2 answers

65 views

Is it a solution of the recurrence relation?

asked Apr 29, 2014 at 10:15

0 votes

3 answers

87 views

Given initial conditions and a recurrence relation, what is closed form in terms of n?

asked May 1, 2014 at 5:00

0 votes

2 answers

290 views

Is the game fair?

asked May 5, 2014 at 5:14

0 votes

2 answers

162 views

Big Omega -- n, n + 100

asked Apr 10, 2014 at 1:07

0 votes

1 answer

35 views

Why is it the case that the common factors of $x$, $y$ are also common factors of $x + y$

asked Mar 12, 2014 at 22:05

0 votes

1 answer

342 views

Given a Relation (set of ordered pairs), prove transitivity without going through each pair?

asked Mar 27, 2014 at 19:27

-1 votes

1 answer

3k views

Given three non-isomorphic spanning trees of the complete graph K5, how many trees in each class?

asked Apr 3, 2014 at 22:03

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20 Questions

The number of length-n ternary sequences with even ones and even zeroes

p xor q xor r -- simplifying into disjunctive normal form with propositional algebra

An empty relation on a non-empty set -- can it be an equivalence relation?

Definition of a leaf in a tree

Proving that a sub-graph of a tree is a tree

$\lnot p$ whenever $q:\;$Do I understand this?

Big-O notation and polynomials

Given two events, A and B, what is the probability that at most one will occur?

How to represent the notion that "at least one event occured"

Why is the summation dropped when calculating this derivative?

Factoring polynomial with two variables

proof by strong induction of single variable with exponent

if p then q unless r -- do i understand this?

Is it a solution of the recurrence relation?

Given initial conditions and a recurrence relation, what is closed form in terms of n?

Is the game fair?

Big Omega -- n, n + 100

Why is it the case that the common factors of $x$, $y$ are also common factors of $x + y$

Given a Relation (set of ordered pairs), prove transitivity without going through each pair?

Given three non-isomorphic spanning trees of the complete graph K5, how many trees in each class?