Chapter 4. Data Management
Split Circle · Issue #896 · shapely/shapely · GitHub
postgresql - ST_ApproximateMedialAxis leaving skeleton lines on final approximation - Stack Overflow
Post gispguk | PPT
snapping - PostGIS snap line segment endpoint to closest other line segment - Geographic Information Systems Stack Exchange
PostGIS Tips for Power Users - ppt download
shapefile - Points of LinearRing do not form a closed linestring - one point intersection - Geographic Information Systems Stack Exchange
Polygon created from closed LinearRing is not .is_closed ? · Issue #1246 · shapely/shapely · GitHub
9. Geometries — Introduction to PostGIS
Chapter 2. Geometry types - PostGIS in Action
SpatiaLite Cookbook Topic: Cooking basics
The Shapely User Manual — Shapely 0 documentation
RFC: Fixing invalid geometry · Issue #652 · locationtech/jts · GitHub
Check if point is inside unclosed linestring using POSTGIS ST Functions - Geographic Information Systems Stack Exchange
IsValidOp.isValid(LineString) does not check for repeated points · Issue #486 · locationtech/jts · GitHub
1022 (Buffering a specific closed linestring erroneously produces polygon without hole.) – GEOS
shape types
postgresql - Find the nearest points along the linestring in specified distance limit and order - Stack Overflow
Spatial Data Science - 3 Geometries
Check direction of linestring against corresponding polygon using SpatiaLite - Geographic Information Systems Stack Exchange
geos - Closing a concave V-shaped MultiLineString in PostGIS to form a Polygon - Geographic Information Systems Stack Exchange
Unclosed linestring to polygon works with QGIS but not with PostGIS - Geographic Information Systems Stack Exchange
The Shapely User Manual — Shapely 0 documentation
postgresql - How to snap line string start & end vertex to the nearest point? - Stack Overflow
