Lucas-Lehmer test: Difference between revisions

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=={{header|langur}}==
=={{header|langur}}==
{{trans|D}}
{{trans|D}}
{{works with|langur|0.11}}
I suppose it is theoretically possible to test to the 47th Mersenne prime, as stated in the task description, though it could take a while. As for the limit, it would be very high.
I suppose it is theoretically possible to test to the 47th Mersenne prime, as stated in the task description, though it could take a while. As for the limit, it would be very high.

With slight syntactic differences, the following would work with earlier versions of langur if you limit it to smaller numbers. 0.8 switched to arbitrary precision.


<syntaxhighlight lang="langur">val .isPrime = f .i == 2 or
<syntaxhighlight lang="langur">val .isPrime = f .i == 2 or