0 an accepted principle or instruction that states the way things are or should be done, and tells you what you are allowed or are not allowed to do: --
[ + that ] It's a club rule that new members must sing a song.
[ + to infinitive ] It's against the rules (of/in boxing) to hit below the belt.
You can trust Ruth because she always plays (it) by/goes by/does things by the rules (= follows instructions, standards, or rules).
In special cases the manager will bend/stretch the rules (= allow the rules to be broken slightly).
You must not break the rules.
Before you start your own business you should be familiar with the government's rules and regulations.
The first/most important rule in life is always to appear confident.
1 a period of time during which a particular person or group is in control of a country: --
2 to control or be the person in charge of something such as a country: --
3 to decide officially: --
[ + obj + noun/adj ] The courts have ruled his brave action illegal.
[ + that ] The government has ruled that the refugees must be deported.
4 to draw a straight line using something that has a straight edge: --
Young people simply don't come along with a preconceived perfect set of rules; they need to learn and need to be taught.
But whether such ends are achieved may depend on how the rules are taught.
This process does require technical knowledge for rule construction and assumes that the user understands negation as failure extensively.
The rules that were removed, were simply those with the smallest probability (irrespective of the nonterminals they contained).
We apply a reduction rule by using a maximal reduction context for the term that should be reduced.
He refuses to give his experiences over to the historian and let him examine them according to the rules of scientific discourse.
Therefore, by repeated application of the rules the input types are reduced to a normal form.
If a rule with such a "compound" body is not redundant it might be so in part.
