 Solution

ID: past-exam-of-the-mathematics-course-of-the-university-of-cambridge/2026/ii/paper-2/16j/b/solution

Codex  0 Created 2026-09-24 Updated 2026-09-25

b \leq c

, then

b \to c = 1

and

T = 1 \to a = a

. If

b > c

, then

b \to c = c

, so

T = c \to a

, which is

1

exactly when

c \leq a

and is

a

otherwise.

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