Question

Counting leafs of a perfect binary tree without knowing number of nodes?

score 423 · Answer 1 · 2018-10-22 17:00:03

423

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Counting leafs of a perfect binary tree without knowing number of nodes?

Published on 22 Oct 2018 - 17:00

score 131 · Answer 2 · 2026-03-25 06:07:04

131

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Does the Laplacian of a path graph have the smallest eigenvalues for any tree graph of equal number of vertices?

Published on 25 Mar 2026 - 6:07

score 33 · Answer 3 · 2026-03-25 02:03:01

33

Views

Evolutionary tree metric

Published on 25 Mar 2026 - 2:03

score 330 · Answer 4 · 2018-11-02 21:54:17

330

Views

Internal path length of a binary tree with 15 nodes

Published on 02 Nov 2018 - 21:54

score 103 · Answer 5 · 2026-03-22 18:01:15

103

Views

Given $x\ y\ +\ x\ z\ +\ \ y\ z\ \ +$ recover the tree, write it in usual notation and simplify

Published on 22 Mar 2026 - 18:01

score 556 · Answer 6 · 2026-03-25 15:57:03

556

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Time Complexity Of Binary Tree Subtree Algorithm

Published on 25 Mar 2026 - 15:57

score 91 · Answer 7 · 2018-11-07 17:40:13

91

Views

Tree of order $p$ with $p_i$ vertices of degree $i$ for $i\in\{1,\dots, p-1\}$.

Published on 07 Nov 2018 - 17:40

score 506 · Answer 8 · 2026-03-25 04:41:43

506

Views

Show that $M_k(G)$ is the set of independent sets of a matroid!

Published on 25 Mar 2026 - 4:41

score 530 · Answer 9 · 2026-03-25 06:03:52

530

Views

tree has exactly $k$ nodes with degree $4$. Show that this tree has $2k+2$ leaves.

Published on 25 Mar 2026 - 6:03

score 53 · Answer 10 · 2018-11-15 04:10:37

53

Views

Is my graph and tree proofing correct for this degree sequence?

Published on 15 Nov 2018 - 4:10

score 131 · Answer 11 · 2018-11-15 04:53:28

131

Views

What is the lower bound of number of degree 1 vertices of a tree with no degree 2 vertices?

Published on 15 Nov 2018 - 4:53

score 29 · Answer 12 · 2026-03-25 10:53:36

29

Views

Isometric embedding probability distributions with tree transportation cost into $\ell_1$

Published on 25 Mar 2026 - 10:53

score 127 · Answer 13 · 2026-03-25 06:19:21

127

Views

A conjecture about minimal spanning trees among points in the unit square

Published on 25 Mar 2026 - 6:19

score 784 · Answer 14 · 2018-11-25 17:47:44

784

Views

What is in the minimum number of simple paths in a forest of k trees with n vertices?

Published on 25 Nov 2018 - 17:47

score 64 · Answer 15 · 2018-11-25 23:24:31

64

Views

Suslin trees in transitive models

Published on 25 Nov 2018 - 23:24

List Question

Counting leafs of a perfect binary tree without knowing number of nodes?

Does the Laplacian of a path graph have the smallest eigenvalues for any tree graph of equal number of vertices?

Evolutionary tree metric

Internal path length of a binary tree with 15 nodes

Given $x\ y\ +\ x\ z\ +\ \ y\ z\ \ +$ recover the tree, write it in usual notation and simplify

Time Complexity Of Binary Tree Subtree Algorithm

Tree of order $p$ with $p_i$ vertices of degree $i$ for $i\in\{1,\dots, p-1\}$.

Show that $M_k(G)$ is the set of independent sets of a matroid!

tree has exactly $k$ nodes with degree $4$. Show that this tree has $2k+2$ leaves.

Is my graph and tree proofing correct for this degree sequence?

What is the lower bound of number of degree 1 vertices of a tree with no degree 2 vertices?

Isometric embedding probability distributions with tree transportation cost into $\ell_1$

A conjecture about minimal spanning trees among points in the unit square

What is in the minimum number of simple paths in a forest of k trees with n vertices?

Suslin trees in transitive models

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