GlossaryΒΆ Contents Data types Structural data types Textual data types Integer data types Floating point data types Complex number data types Coordinates and time handling Time coordinates and time handling Alternatives for a coordinate Units Dimensionless units Use case dependent units Quantities with error bars Example Data Dictionary lifecycle Introduction and essential lifecycle principles Rules for Data Dictionary (DD) evolutions Lifecycle status Non-backwards compatible changes Identifiers Coordinate conventions Cylindrical coordinate convention Sign convention COCOS Flux surface average Data-Entry and Occurrence Data-Entry Occurrence IMAS Access-Layer URI Scheme Documentation Introduction IMAS URI structure Legacy identifiers The IDS path syntax to identify a part of an IDS Scope Syntax Use cases and examples