Englishfor English speakers
formally
Adverb
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If you do something formally, you do it in a formal way.
They expect you to formally behave yourself. If not, I doubt you will get the job.
decidable
adjective
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capable of being decided.
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(computer science) describing a set for which there exists an algorithm that will determine whether any element is or is not within the set in a finite amount of time.
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computer science: describing a set
formula
Noun
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A formula is a way to do something or solve a problem that does not change much.
There is no formula for making profit, yet many business people think there is.
The formula for converting from kilograms to pounds is mathx\ \mathrm{kg} \times 2.2/math
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Infant formula is a powder that you mix with water to make a drink for babies.