L04 · Topology & Continuity

Canonical content

Topology + IVT canvases are on the Notes page. Legacy HTML is backup only.

Limit point

$p$ is a limit point of $A$ if every neighbourhood of $p$ contains a point of $A$ different from $p$ .

Visualization

Topology & continuity — interactive notes

Widgets: limit vs isolated points, and IVT continuous vs discontinuous.