10.23/10.11 MAYBE 10.23/10.11 10.23/10.11 DP problem for innermost termination. 10.23/10.11 P = 10.23/10.11 f5#(x1, x2, x3, x4) -> f4#(x1, x2, x3, x4) 10.23/10.11 f4#(I0, I1, I2, I3) -> f3#(2, I1, I2, I3) [I1 <= 3 /\ 0 <= I1 /\ I3 <= 3 /\ 0 <= I3] 10.23/10.11 f3#(I4, I5, I6, I7) -> f1#(I4, I5, 1 + I5, I7) [1 + 2 * I5 <= I4 + I7] 10.23/10.11 f3#(I8, I9, I10, I11) -> f1#(I8, I9, -1 + I9, I11) [1 + I8 + I11 <= -1 + 2 * I9] 10.23/10.11 f3#(I12, I13, I14, I15) -> f1#(I12, I13, I13, I15) [I12 + I15 <= 2 * I13 /\ -1 + 2 * I13 <= I12 + I15] 10.23/10.11 f2#(I16, I17, I18, I19) -> f3#(I16, I18, I18, I19) 10.23/10.11 f1#(I20, I21, I22, I23) -> f2#(I20, I21, I22, I23) [1 + I22 <= I21] 10.23/10.11 f1#(I24, I25, I26, I27) -> f2#(I24, I25, I26, I27) [1 + I25 <= I26] 10.23/10.11 R = 10.23/10.11 f5(x1, x2, x3, x4) -> f4(x1, x2, x3, x4) 10.23/10.11 f4(I0, I1, I2, I3) -> f3(2, I1, I2, I3) [I1 <= 3 /\ 0 <= I1 /\ I3 <= 3 /\ 0 <= I3] 10.23/10.11 f3(I4, I5, I6, I7) -> f1(I4, I5, 1 + I5, I7) [1 + 2 * I5 <= I4 + I7] 10.23/10.11 f3(I8, I9, I10, I11) -> f1(I8, I9, -1 + I9, I11) [1 + I8 + I11 <= -1 + 2 * I9] 10.23/10.11 f3(I12, I13, I14, I15) -> f1(I12, I13, I13, I15) [I12 + I15 <= 2 * I13 /\ -1 + 2 * I13 <= I12 + I15] 10.23/10.11 f2(I16, I17, I18, I19) -> f3(I16, I18, I18, I19) 10.23/10.11 f1(I20, I21, I22, I23) -> f2(I20, I21, I22, I23) [1 + I22 <= I21] 10.23/10.11 f1(I24, I25, I26, I27) -> f2(I24, I25, I26, I27) [1 + I25 <= I26] 10.23/10.11 10.23/10.11 The dependency graph for this problem is: 10.23/10.11 0 -> 1 10.23/10.11 1 -> 2, 3, 4 10.23/10.11 2 -> 7 10.23/10.11 3 -> 6 10.23/10.11 4 -> 10.23/10.11 5 -> 2, 3, 4 10.23/10.11 6 -> 5 10.23/10.11 7 -> 5 10.23/10.11 Where: 10.23/10.11 0) f5#(x1, x2, x3, x4) -> f4#(x1, x2, x3, x4) 10.23/10.11 1) f4#(I0, I1, I2, I3) -> f3#(2, I1, I2, I3) [I1 <= 3 /\ 0 <= I1 /\ I3 <= 3 /\ 0 <= I3] 10.23/10.11 2) f3#(I4, I5, I6, I7) -> f1#(I4, I5, 1 + I5, I7) [1 + 2 * I5 <= I4 + I7] 10.23/10.11 3) f3#(I8, I9, I10, I11) -> f1#(I8, I9, -1 + I9, I11) [1 + I8 + I11 <= -1 + 2 * I9] 10.23/10.11 4) f3#(I12, I13, I14, I15) -> f1#(I12, I13, I13, I15) [I12 + I15 <= 2 * I13 /\ -1 + 2 * I13 <= I12 + I15] 10.23/10.11 5) f2#(I16, I17, I18, I19) -> f3#(I16, I18, I18, I19) 10.23/10.11 6) f1#(I20, I21, I22, I23) -> f2#(I20, I21, I22, I23) [1 + I22 <= I21] 10.23/10.11 7) f1#(I24, I25, I26, I27) -> f2#(I24, I25, I26, I27) [1 + I25 <= I26] 10.23/10.11 10.23/10.11 We have the following SCCs. 10.23/10.11 { 2, 3, 5, 6, 7 } 10.23/10.11 10.23/10.11 DP problem for innermost termination. 10.23/10.11 P = 10.23/10.11 f3#(I4, I5, I6, I7) -> f1#(I4, I5, 1 + I5, I7) [1 + 2 * I5 <= I4 + I7] 10.23/10.11 f3#(I8, I9, I10, I11) -> f1#(I8, I9, -1 + I9, I11) [1 + I8 + I11 <= -1 + 2 * I9] 10.23/10.11 f2#(I16, I17, I18, I19) -> f3#(I16, I18, I18, I19) 10.23/10.11 f1#(I20, I21, I22, I23) -> f2#(I20, I21, I22, I23) [1 + I22 <= I21] 10.23/10.11 f1#(I24, I25, I26, I27) -> f2#(I24, I25, I26, I27) [1 + I25 <= I26] 10.23/10.11 R = 10.23/10.11 f5(x1, x2, x3, x4) -> f4(x1, x2, x3, x4) 10.23/10.11 f4(I0, I1, I2, I3) -> f3(2, I1, I2, I3) [I1 <= 3 /\ 0 <= I1 /\ I3 <= 3 /\ 0 <= I3] 10.23/10.11 f3(I4, I5, I6, I7) -> f1(I4, I5, 1 + I5, I7) [1 + 2 * I5 <= I4 + I7] 10.23/10.11 f3(I8, I9, I10, I11) -> f1(I8, I9, -1 + I9, I11) [1 + I8 + I11 <= -1 + 2 * I9] 10.23/10.11 f3(I12, I13, I14, I15) -> f1(I12, I13, I13, I15) [I12 + I15 <= 2 * I13 /\ -1 + 2 * I13 <= I12 + I15] 10.23/10.11 f2(I16, I17, I18, I19) -> f3(I16, I18, I18, I19) 10.23/10.11 f1(I20, I21, I22, I23) -> f2(I20, I21, I22, I23) [1 + I22 <= I21] 10.23/10.11 f1(I24, I25, I26, I27) -> f2(I24, I25, I26, I27) [1 + I25 <= I26] 10.23/10.11 10.23/13.09 EOF