List questions from discrete-mathematics

Published on 15 Feb 2018 - 16:31

48

Views

Method for solution of the recurrence $a_{n+1} = ka_n + n^{-c}$ ($c > 0$)?

Published on 26 Mar 2026 - 3:11

49

Views

How do you find the value of the ratio in a series?

Published on 25 Mar 2026 - 4:41

840

Views

Given a grammar study its type and the language it generates

Published on 17 Mar 2026 - 16:26

1.2k

Views

Color $27$ unit cube so that by rearranging, they could form a blue $3\times3$ cube, a green one, and a red one?

Published on 12 Mar 2026 - 12:16

544

Views

For all sets $A, B, C$, If $A \Delta B = A \Delta C$, then $B \subseteq C$

Published on 28 Mar 2026 - 23:43

53

Views

Jumping all over the place [Discrete Mathematics]

Published on 16 Feb 2018 - 7:08

315

Views

Show that $ \sum_{k=0}^{n} \binom{2n+1}{2k} 3^k $ is divisible by $2^n$

Published on 25 Mar 2026 - 7:44

105

Views

2nd order recurrence relation with constant coefficients

Published on 26 Mar 2026 - 3:19

78

Views

Tightest Bounds for Recurrance

Published on 01 Apr 2026 - 10:47

127

Views

Generating functions and Jacobi's theorem

Published on 16 Feb 2018 - 19:07

187

Views

What is the probability that some people are chosen in different groups?

Published on 25 Mar 2026 - 17:38

4.3k

Views

What is the relationship between sets, sequences, and functions?

Published on 17 Feb 2018 - 0:52

1.4k

Views

Proof of Equivalence Relation $R=\{(a,b)\in\Bbb N^2: 5\mid (2a+3b)\}$

Published on 26 Mar 2026 - 7:34

101

Views

Is this a valid proof? Pigeonhole Principle

Published on 25 Mar 2026 - 13:53

List Question

How does one take derivative of data points

Method for solution of the recurrence $a_{n+1} = ka_n + n^{-c}$ ($c > 0$)?

How do you find the value of the ratio in a series?

Given a grammar study its type and the language it generates

Color $27$ unit cube so that by rearranging, they could form a blue $3\times3$ cube, a green one, and a red one?

For all sets $A, B, C$, If $A \Delta B = A \Delta C$, then $B \subseteq C$

Jumping all over the place [Discrete Mathematics]

Show that $ \sum_{k=0}^{n} \binom{2n+1}{2k} 3^k $ is divisible by $2^n$

2nd order recurrence relation with constant coefficients

Tightest Bounds for Recurrance

Generating functions and Jacobi's theorem

What is the probability that some people are chosen in different groups?

What is the relationship between sets, sequences, and functions?

Proof of Equivalence Relation $R=\{(a,b)\in\Bbb N^2: 5\mid (2a+3b)\}$

Is this a valid proof? Pigeonhole Principle

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