23 lines
863 B
Factor
23 lines
863 B
Factor
USING: help.markup help.syntax ;
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IN: math.primes
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{ next-prime prime? } related-words
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HELP: next-prime
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{ $values { "n" "an integer not smaller than 2" } { "p" "a prime number" } }
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{ $description "Return the next prime number greater than " { $snippet "n" } "." } ;
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HELP: prime?
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{ $values { "n" "an integer" } { "?" "a boolean" } }
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{ $description "Test if an integer is a prime number." } ;
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{ primes-upto primes-between } related-words
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HELP: primes-upto
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{ $values { "n" "an integer" } { "seq" "a sequence" } }
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{ $description "Return a sequence containing all the prime numbers smaller or equal to " { $snippet "n" } "." } ;
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HELP: primes-between
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{ $values { "low" "an integer" } { "high" "an integer" } { "seq" "a sequence" } }
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{ $description "Return a sequence containing all the prime numbers between " { $snippet "low" } " and " { $snippet "high" } "." } ;
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