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 | 1 | initial version |
Simple:
sage: q = next_prime(2^128)
sage: p = (x1*x2) + (x3*x4)
sage: p(x2=2)
x3*x4 + 2*x1
But note that :
sage: p.subs(x2==2)
x1*x2 + x3*x4
doesn't work.
HTH,
| | 1 | initial version |
Simple:
sage: q = next_prime(2^128)
sage: p = (x1*x2) + (x3*x4)
sage: p(x2=2)
x3*x4 + 2*x1
But note that :
sage: p.subs(x2==2)
x1*x2 + x3*x4
doesn't work.
HTH,
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