Changes between Version 14 and Version 15 of CurrentlyProposedLanguage


Ignore:
Timestamp:
Nov 5, 2010 1:56:54 PM (13 years ago)
Author:
sunshine
Comment:

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  • CurrentlyProposedLanguage

    v14 v15  
    2727== Temporal operators ==
    2828We want to be able to denote order and concurrency of events and state changes, and duration of events.
    29 ||'''Meaning    '''                   ||''' Operator and example '''|| Precedence ||
     29||'''Meaning    '''                   ||''' Operator and example '''|| '''Precedence''' ||
    3030||A occurs after B                 || B -> A               || Highest for binary operators ||
    3131||A and B occur concurrently       || A | | B              || Lowest for binary operators  ||           
     
    4242Cardinality and modality of occurence:
    4343
    44 ||'''Meaning'''                      || '''Operator and example''' || Precedence ||
     44||'''Meaning'''                      || '''Operator and example''' || '''Precedence''' ||
    4545||A must occur                       || A                    || None, no explicit operator ||
    4646||A may occur                        || [A]                  || Same as parentheses        ||
     
    5050== Conditions and loops ==
    5151We want to be able to express that an event occurs under certain conditions.
    52 ||'''Meaning'''||'''Operator and example''' || Precedence ||
     52||'''Meaning'''||'''Operator and example''' || '''Precedence''' ||
    5353||if condition cond holds then A occurs else B occurs ||        if cond then A else B || Lowest ||
    5454||Repeat some action while condition cond holds       ||do A while cond || Same as if ||