List questions from discrete-mathematics

Published on 14 Apr 2018 - 4:07

1.6k

Views

recurrance with merge-sort

Published on 04 Apr 2026 - 6:12

1.3k

Views

Is it possible to find a closed-form expression for $f(n)$?

Published on 03 Apr 2026 - 16:46

81

Views

12 students participate in 3 competitions twice in total. Count possible results.

Published on 28 Mar 2026 - 10:04

73

Views

Prove if $x\gt3$ then $1\ge\frac{3}{x(x-2)}$.

Published on 31 Mar 2026 - 19:49

610

Views

Balls and Bins (Find no of balls)

Published on 25 Mar 2026 - 13:29

136

Views

extract x: $((x+y)^n - x^n)^{1/n}$ expressed in the form $ba^{c}$ where all that matters is b contains x

Published on 01 Apr 2026 - 1:05

5.1k

Views

Write a minimal DFA for the language $L = \{(ab)^n \mid n \geq 0\}$

Published on 25 Mar 2026 - 3:01

60

Views

Odd numbers and 0

Published on 15 Apr 2018 - 13:27

28

Views

For each relation, determine transitivity?

Published on 25 Mar 2026 - 9:32

53

Views

How to solve this recurrence$f(n)=A\cdot f(n-1)+B\sum{f(i)f(n-i)},\;1\leq i\leq n-1,$ and $f(1)=K$?

Published on 15 Apr 2018 - 16:20

143

Views

Solving a word problem using a generating function

Published on 15 Apr 2018 - 22:51

1.8k

Views

Formula for $\sum_{k=1}^n k2^k$

Published on 26 Mar 2026 - 17:34

146

Views

Prove for every natural number $n$, with $n ≥ 7$, that $\frac{(2n−18)}{(n^2−8n+ 8)} < 1$.

Published on 26 Mar 2026 - 17:33

31

Views

A magic rectangle with different numbers but with the same sum - corrected version

Published on 16 Apr 2018 - 4:54

List Question

Sequence arrangement and operation (combinatorics)

recurrance with merge-sort

Is it possible to find a closed-form expression for $f(n)$?

12 students participate in 3 competitions twice in total. Count possible results.

Prove if $x\gt3$ then $1\ge\frac{3}{x(x-2)}$.

Balls and Bins (Find no of balls)

extract x: $((x+y)^n - x^n)^{1/n}$ expressed in the form $ba^{c}$ where all that matters is b contains x

Write a minimal DFA for the language $L = \{(ab)^n \mid n \geq 0\}$

Odd numbers and 0

For each relation, determine transitivity?

How to solve this recurrence$f(n)=A\cdot f(n-1)+B\sum{f(i)f(n-i)},\;1\leq i\leq n-1,$ and $f(1)=K$?

Solving a word problem using a generating function

Formula for $\sum_{k=1}^n k2^k$

Prove for every natural number $n$, with $n ≥ 7$, that $\frac{(2n−18)}{(n^2−8n+ 8)} < 1$.

A magic rectangle with different numbers but with the same sum - corrected version

Trending Questions

Popular # Hahtags

Popular Questions