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Miller–Rabin primality test: Difference between revisions
→{{header|PARI/GP}}: add built-in test
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=={{header|PARI/GP}}==
Built-in test:
<lang parigp>sprpRandomBase(n)=ispseudoprime(n,1);</lang>
Custom function:
<lang parigp>sprp(n,b)={
my(s = valuation(n-1, 2), d = Mod(b, n)^(n >> s));
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