New posts in connectedness

Path connectedness of the set $\{(x,y):(x+1)^{2}+y^{2}\leq 1\}\cup\{(x,y):y=x\sin(\frac{1}{x}),x>0\}$

general-topology connectedness

Path Connectedness and continuous bijections

general-topology continuity connectedness abstract-algebra

Properties of space $X = T \cup \bigcup_{n=1}^{\infty} S_n \cup \{ (0,q) : q \in \mathbb Q \wedge q \in [0,1] \} $

general-topology connectedness locally-connected

Homotopy equivalence induces bijection between path components

algebraic-topology homotopy-theory connectedness

Any ball is connected?

general-topology metric-spaces compactness connectedness

A zero-dimensional Hausdorff space is totally disconnected

general-topology connectedness

Degree sequence of connected graphs

graph-theory connectedness

Proof that $U(n)$ is connected

general-topology group-theory matrices lie-groups connectedness

Are matrices which yield a given characteristic polynomial and have specified structure connected?

linear-algebra general-topology matrices polynomials connectedness

Is $\mathbb{Q} \times \mathbb{Q} \cup \mathbb{I} \times \mathbb{I}$ disconnected?

general-topology connectedness

Connected open subsets in $\mathbb{R}^2$ are path connected.

general-topology proof-verification connectedness

Connected subsets of set

real-analysis real-numbers connectedness

Weakly Connected Graphs

graph-theory connectedness

Is every metric space a subspace of some connected metric space?

general-topology metric-spaces connectedness

How to prove this result involving the quotient maps and connectedness?

general-topology connectedness

40 Vertices And A Connected Graph, Minimum Number Of Edges?

combinatorics graph-theory connectedness

Image of a connected space under a continuous map is connected, proof

general-topology continuity proof-explanation connectedness

The fiber of a covering space over a connected space has constant cardinality [duplicate]

algebraic-topology connectedness covering-spaces

Connected and locally path connected

general-topology connectedness

Is It Always Possible to Cross a Surface Exactly Once?

general-topology manifolds connectedness