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At: rem rec case 1 1 1

1. a:
2. n:
3. an

a-(((a-n) n)+1)n = a-n-((a-n) n)n

By: ArithSimp 0

Generated subgoal:

1 a+-n+-n((a+-n) n) = a+-n+-n((a+-n) n)


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intnatural_numberminusaddsubtractmultiplydivideequal

(5steps) PrintForm Definitions Lemmas int 2 Sections StandardLIB Doc