Function secp256k1_ge_mul_lambda

src/secp256k1/src/group_impl.h:804–809

}

static void secp256k1_ge_mul_lambda(secp256k1_ge *r, const secp256k1_ge *a) {
    *r = *a;
    secp256k1_ge_verify(a);
    secp256k1_fe_mul(&r->x, &r->x, &secp256k1_const_beta);
    secp256k1_ge_verify(r);
}

static int secp256k1_gej_has_quad_y_var(const secp256k1_gej *a) {
    secp256k1_fe yz;