Cryptography, Cybersecurity, Elliptic Curve, Ecc.
where: 9² (mod 11) = 4 and 2³+7 (mod 11) = 4 https://asecuritysite.com/ecc/ecc_pointsv?a0=0&a1=7&a2=11 As we see, not all the points for an x co-ordinate value are possible. This then leads to the order, and which is the number of valid x-axis points — which is 6 in this case. W Point double and