Lucas-Lehmer test: Difference between revisions
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Langurmonkey (talk | contribs) |
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=={{header|langur}}== |
=={{header|langur}}== |
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{{trans|D}} |
{{trans|D}} |
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It is theoretically possible to test to the 47th Mersenne prime, as stated in the task description, but it could take a while. As for the limit, it would be |
It is theoretically possible to test to the 47th Mersenne prime, as stated in the task description, but it could take a while. As for the limit, it would be extremely high. |
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<syntaxhighlight lang="langur">val .isPrime = fn(.i) { |
<syntaxhighlight lang="langur">val .isPrime = fn(.i) { |
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.i == 2 or .i > 2 and |
.i == 2 or .i > 2 and |
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not any(fn |
not any(fn .x: .i div .x, pseries 2 .. .i ^/ 2) |
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} |
} |
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} |
} |
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writeln join " ", map fn |
writeln join " ", map fn .x: "M{{.x}}", filter .isMersennePrime, series 2300 |
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</syntaxhighlight> |
</syntaxhighlight> |
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