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15
Math.TechQA.Club
2026-03-26 02:45:52
171
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Prove that, $\binom{3n}{r}=\binom{3n-1}{r} + \binom{3n-1}{r-1}$
Published on
26 Mar 2026 - 2:45
#combinatorics
#discrete-mathematics
#polynomials
#proof-writing
7.1k
Views
Proving a tautology using logical equivalences
Published on
29 Mar 2026 - 15:31
#discrete-mathematics
#logic
#propositional-calculus
314
Views
Nested Quantifiers - Excluding Self
Published on
27 Mar 2026 - 14:45
#discrete-mathematics
#quantifiers
1.9k
Views
Proof by contradiction or contrapositive
Published on
25 Jan 2018 - 22:49
#discrete-mathematics
1k
Views
Recursive proof by induction with pseudocode
Published on
25 Mar 2026 - 9:34
#discrete-mathematics
#proof-writing
#induction
#recursion
619
Views
Prove that any permutation of the given numbers can't be a perfect square
Published on
25 Mar 2026 - 6:04
#combinatorics
#elementary-number-theory
#discrete-mathematics
#integers
339
Views
Counting the number of sets
Published on
26 Jan 2018 - 7:47
#combinatorics
#discrete-mathematics
6.1k
Views
How many rounds in a tournament with n players
Published on
26 Jan 2018 - 15:25
#discrete-mathematics
1.5k
Views
Graph Theory: A loop-free connected graph with degree sequence
Published on
25 Mar 2026 - 15:57
#discrete-mathematics
#graph-theory
41
Views
Distinct number of 2-combination in a list of sets
Published on
25 Mar 2026 - 11:03
#discrete-mathematics
#algorithms
374
Views
Given is a density.. Determine a method of moment for $\lambda$
Published on
26 Jan 2018 - 21:52
#probability
#probability-theory
#statistics
#discrete-mathematics
168
Views
Linear recurrence analog of fundamental matrix
Published on
25 Mar 2026 - 14:12
#discrete-mathematics
#recurrence-relations
1.6k
Views
Graph Theory: Connected graph and vertex degrees
Published on
25 Mar 2026 - 17:35
#discrete-mathematics
#graph-theory
211
Views
Dijkstra's algorithm - paradox
Published on
25 Mar 2026 - 9:22
#discrete-mathematics
#graph-theory
#algorithms
154
Views
Moser invariant curves in discrete dynamical systems and how they give stability
Published on
22 Mar 2026 - 6:12
#discrete-mathematics
#dynamical-systems
#chaos-theory
#discrete-calculus
#diffeomorphism
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