| 0 | : | a |
| cons | : | [c × d] ⟶ d |
| false | : | b |
| filter | : | [c → b × d] ⟶ d |
| filter2 | : | [b × c → b × c × d] ⟶ d |
| log | : | [a] ⟶ a |
| map | : | [c → c × d] ⟶ d |
| minus | : | [a × a] ⟶ a |
| nil | : | d |
| quot | : | [a × a] ⟶ a |
| s | : | [a] ⟶ a |
| true | : | b |
| X | : | a |
| Y | : | a |
| U | : | a |
| V | : | a |
| W | : | a |
| P | : | a |
| X1 | : | a |
| Z1 | : | c → c |
| G1 | : | c → c |
| V1 | : | c |
| W1 | : | d |
| J1 | : | c → b |
| F2 | : | c → b |
| Y2 | : | c |
| U2 | : | d |
| H2 | : | c → b |
| W2 | : | c |
| P2 | : | d |
| F3 | : | c → b |
| Y3 | : | c |
| U3 | : | d |
| minus(X, 0) | ⇒ | X |
| minus(s(Y), s(U)) | ⇒ | minus(Y, U) |
| quot(0, s(V)) | ⇒ | 0 |
| quot(s(W), s(P)) | ⇒ | s(quot(minus(W, P), s(P))) |
| log(s(0)) | ⇒ | 0 |
| log(s(s(X1))) | ⇒ | s(log(s(quot(X1, s(s(0)))))) |
| map(Z1, nil) | ⇒ | nil |
| map(G1, cons(V1, W1)) | ⇒ | cons(G1 · V1, map(G1, W1)) |
| filter(J1, nil) | ⇒ | nil |
| filter(F2, cons(Y2, U2)) | ⇒ | filter2(F2 · Y2, F2, Y2, U2) |
| filter2(true, H2, W2, P2) | ⇒ | cons(W2, filter(H2, P2)) |
| filter2(false, F3, Y3, U3) | ⇒ | filter(F3, U3) |