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This proof proves the theorem
 a,b,c: . imin(a;b) + c = imin(a + c;b + c)
The following definition is used in this proof:
- imax (integer maximum)
- imax(a;b) == if a
 z b then b else a fi
Please do the following and record your answers:
- Translate this proof into English.
- Was there any part of this proof that you found difficult to translate? If
so, why?
- Do you think that this theorem was proved in a natural or intuitive
manner or not? If so, why?
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