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+ | **A glossary of Grasshopper terms** | ||
+ | * **Item**: A single datum (piece of data). Items can either contain a value, or they can be empty which Grasshopper will call //null//. | ||
+ | * **List**: An ordered collection of data. Ordered meaning there' | ||
+ | * **Index**: Indices are non-negative integers where 0 represents the first item, 1 the second item and so forth. Every item in a list is uniquely identified by a single index. | ||
+ | * **Tree**: An ordered collection of lists. Lists are accessed by a //path//. | ||
+ | * **Path**: An ordered collection of one or more non-negative integers. Usually written using curly braces and semi-colons as separators: `{0;7;0;2}` Just as you cannot have more than one item in a list with the same index, you also cannot have more than one list in a tree with the same path. | ||
+ | * **Matrix**: Matrices are rectangular grids of numbers. A matrix has a non-zero number of rows and columns, and each cell contains a number. | ||
+ | * **Sequence**: | ||
+ | * **Sets**: Mathematically, | ||
+ | * **Series**: | ||
+ | * **Range**: | ||
+ | * **Domain**: Also sometimes called ' | ||
+ | * **Graft**: | ||
+ | * **Flatten**: | ||
+ | * **Simplify**: | ||
+ | * **Vector**: |