188 void Square(FieldElement* out, const FieldElement& a) {  in Square()  function
246   Square(&f1, in);                        // 2  in Invert()
248   Square(&f1, f1);                        // 2**3 - 2  in Invert()
250   Square(&f2, f1);                        // 2**4 - 2  in Invert()
251   Square(&f2, f2);                        // 2**5 - 4  in Invert()
252   Square(&f2, f2);                        // 2**6 - 8  in Invert()
254   Square(&f2, f1);                        // 2**7 - 2  in Invert()
256     Square(&f2, f2);  in Invert()
259   Square(&f3, f2);                        // 2**13 - 2  in Invert()
261     Square(&f3, f3);  in Invert()
264   Square(&f3, f2);                        // 2**25 - 2  in Invert()
266     Square(&f3, f3);  in Invert()
269   Square(&f4, f3);                        // 2**49 - 2  in Invert()
271     Square(&f4, f4);  in Invert()
274   Square(&f4, f3);                        // 2**97 - 2  in Invert()
276     Square(&f4, f4);  in Invert()
280     Square(&f2, f2);  in Invert()
283   Square(&f1, f1);                        // 2**127 - 2  in Invert()
286     Square(&f1, f1);  in Invert()
438   Square(&z1z1, a.z);  in AddJacobian()
441   Square(&z2z2, b.z);  in AddJacobian()
467   Square(&i, i);  in AddJacobian()
495   Square(&z2z2, z2z2);  in AddJacobian()
506   Square(&out->x, r);  in AddJacobian()
530   Square(&delta, a.z);  in DoubleJacobian()
531   Square(&gamma, a.y);  in DoubleJacobian()
547   Square(&out->z, out->z);  in DoubleJacobian()
558   Square(&out->x, alpha);  in DoubleJacobian()
569   Square(&gamma, gamma);  in DoubleJacobian()
658   Square(&lhs, y);  in SetFromString()
662   Square(&rhs, x);  in SetFromString()
688   Square(&zinv_sq, zinv);  in ToString()
729   Square(&zinv_sq, zinv);  in Negate()