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Welcome to ArcGIS Desktop Help
Copyright information
Acknowledgements
GIS Dictionary
What's new in ArcGIS
What's new in ArcGIS 9.3
What's new in ArcGIS 9.3.1
Migration guides
Getting started
Map projections and coordinate systems
Getting started with map projections
Geographic coordinate systems
About geographic coordinate systems
Spheroids and spheres
Datums
North American datums
What happens to features at +/-180 (dateline)?
GCS_Assumed_Geographic_1
Projected coordinate systems
About projected coordinate systems
About map projections
Projection types
Planar projections
Conic projections
Cylindrical projections
Other projections
Projection parameters
Geographic transformations
Supported map projections
Vertical coordinate systems
About vertical coordinate systems
Vertical datums
Geoid
Mapping and visualization
Editing and data compilation
An overview of editing and data compilation
Getting started with editing
Common editing tasks
Creating new features
Editing existing features
Editing attributes
Editing annotation
An overview of editing annotation
Creating new annotation features
Creating and editing annotation that follows features
Editing the size and position of annotation features
Editing annotation in the Attributes dialog box
Editing the appearance of annotation features
Editing feature-linked annotation
Editing dimension features
Using a digitizer
Spatial adjustment
Editing topology
About topology
Topology rules
Topology error fixes
Basic topology tasks
Creating a map topology
Editing features in a topology
Editing shared geometry
Topology validation
Topology errors and exceptions
Correcting topology errors
Finding features with shared topology elements
Clearing selected topology elements
Changing the symbology for topology features
Making new features with topology tools
Editing relationships and related objects
COGO
Tables and attribute information
Understanding tables and attribute information
Creating tables and managing attribute information
Creating new tables
About ObjectID fields
Adding and deleting fields
Editing values in a table
Making field calculations
Working with date fields
Reloading the table cache
Exporting records
About joining and relating tables
Joining tables
Relating tables
Joining the attributes of features by location
Creating spatial data from tables
Working with Microsoft Excel files in ArcGIS
Working with Microsoft Access files in ArcGIS
Displaying tables and attribute information
Geoprocessing
Geoprocessing tool reference
Geodatabases and ArcSDE
Data management with ArcCatalog
An overview of ArcCatalog
About workspaces
Getting started with ArcCatalog
Building the Catalog
Managing the Catalog's contents
Exploring an item's geography
Searching for items
Working with metadata
Image and raster data management
Data support in ArcGIS
Extensions
Geocoding and address management
Linear referencing
Network analysis
Mobile GIS
Interoperability and standards support
Customizing and developing with ArcGIS
Guide to data that comes with ArcGIS
Licensing and desktop administration
GIS Servers and services