Lines Matching defs:Y1
110 // Add X0 * Y1 * b.
112 Digits Y1 = Y + std::min(k, Y.len());
113 if (Y1.len() > 0) {
114 KaratsubaChunk(T, X0, Y1, scratch);
119 // Add Xi * Y0 << i and Xi * Y1 * b << (i + k).
126 if (Y1.len() > 0) {
127 KaratsubaChunk(T, Xi, Y1, scratch);
168 Digits Y1(Y, n2, n2);
175 KaratsubaMain(P2, X1, Y1, scratch_for_recursion, n2);
191 KaratsubaSubtractionHelper(Y_diff, Y0, Y1, &sign);