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D.12.3.6 Jacobi
Procedure from library
crypto.lib
(see
crypto_lib
).
Usage:
Jacobi(a,n);
Return:
the generalized Legendre symbol
Note:
if n is an odd prime then Jacobi(a,n)=0,1,-1 if n|a, a=x^2 mod n,else
Example:
LIB "crypto.lib"; Jacobi(13580555397810650806,5792543); ==> 1
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