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Set of real numbers: Difference between revisions

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Set of real numbers (view source)

Revision as of 20:22, 2 December 2017

42 bytes removed ,  6 years ago
→‎{{header|Elena}}
Line 359:
 
=={{header|Elena}}==
ELENA 3.23 :
<lang elena>import extensions.
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var set := (:x)( (x >= 0.0r) && (x <= 1.0r) ) union(:x)( (x >= 0.0r) && (x < 2.0r) ).
set eval:(0.0r;) assertTrue.
set eval:(1.0r;) assertTrue.
set eval:(2.0r;) assertFalse.
// intersection
var set2 := (:x)( (x >= 0.0r) && (x < 2.0r) ) intersection(:x)( (x >= 1.0r) && (x <= 2.0r) ).
set2 eval:(0.0r;) assertFalse.
set2 eval:(1.0r;) assertTrue.
set2 eval:(2.0r;) assertFalse.
// difference
var set3 := (:x)( (x >= 0.0r) && (x < 3.0r) ) difference(:x) ( (x >= 0.0r) && (x <= 1.0r) ).
set3 eval:(0.0r;) assertFalse.
set3 eval:(1.0r;) assertFalse.
set3 eval:(2.0r;) assertTrue.
].</lang>
 
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Retrieved from "https://rosettacode.org/wiki/Special:MobileDiff/201880"