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D.12.3.6 Jacobi
Procedure from librarycrypto.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
LIB "crypto.lib"; Jacobi(13580555397810650806,5792543); ==> 1 |