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4 Cards in this Set
- Front
- Back
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Ml tuples |
An tuple is (7, 9, 11) and you retrieve the parts with #1e #2e, and #3e where e is an expression that evaluates to a trple |
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Ml lists |
composite data type (in addition to the tuple). A list is a homogeneous sequence of zero or more items. |
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Scope of binding |
n association of a name to an entity, such as a variable – is the part of a computer program where the binding is valid: where the name can be used to refer to the entity |
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ML let expression (syntax, semantics, type checking) |
syntax: let b1, b2, ...bn in e end and each bi is any binding and es is any expression. type checking and semantics are much like the semantics of the top-level binding in our Ml program. |
