diff options
Diffstat (limited to 'src/lib/libcrypto/man/EC_POINT_point2oct.3')
-rw-r--r-- | src/lib/libcrypto/man/EC_POINT_point2oct.3 | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/lib/libcrypto/man/EC_POINT_point2oct.3 b/src/lib/libcrypto/man/EC_POINT_point2oct.3 index ebb09f8001..7c5ee9923d 100644 --- a/src/lib/libcrypto/man/EC_POINT_point2oct.3 +++ b/src/lib/libcrypto/man/EC_POINT_point2oct.3 | |||
@@ -1,4 +1,4 @@ | |||
1 | .\" $OpenBSD: EC_POINT_point2oct.3,v 1.2 2025/04/26 09:03:03 tb Exp $ | 1 | .\" $OpenBSD: EC_POINT_point2oct.3,v 1.3 2025/05/01 07:27:11 tb Exp $ |
2 | .\" | 2 | .\" |
3 | .\" Copyright (c) 2025 Theo Buehler <tb@openbsd.org> | 3 | .\" Copyright (c) 2025 Theo Buehler <tb@openbsd.org> |
4 | .\" | 4 | .\" |
@@ -14,7 +14,7 @@ | |||
14 | .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | 14 | .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
15 | .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | 15 | .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
16 | .\" | 16 | .\" |
17 | .Dd $Mdocdate: April 26 2025 $ | 17 | .Dd $Mdocdate: May 1 2025 $ |
18 | .Dt EC_POINT_POINT2OCT 3 | 18 | .Dt EC_POINT_POINT2OCT 3 |
19 | .Os | 19 | .Os |
20 | .Sh NAME | 20 | .Sh NAME |
@@ -95,7 +95,9 @@ object. | |||
95 | It is either the point at infinity or it has a representation | 95 | It is either the point at infinity or it has a representation |
96 | (x, y) in standard affine coordinates, | 96 | (x, y) in standard affine coordinates, |
97 | in which case it satisfies the curve's Weierstrass equation | 97 | in which case it satisfies the curve's Weierstrass equation |
98 | .Pp | ||
98 | .Dl y^2 = x^3 + ax + b | 99 | .Dl y^2 = x^3 + ax + b |
100 | .Pp | ||
99 | in the prime field of size p. | 101 | in the prime field of size p. |
100 | Thus, y is a square root of x^3 + ax + b. | 102 | Thus, y is a square root of x^3 + ax + b. |
101 | Since p > 3 is odd, p - y is another square root | 103 | Since p > 3 is odd, p - y is another square root |