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Theorem
free_group.eqv_gen_step_iff_join_red
Modification history
2018-04-26 18:29
group_theory/free_group.lean
refactor(logic/relation,group_theory/free_group): add theory for reflextive/transitive relations & use them for the free group reduction
Added
free_group.eqv_gen_step_iff_join_red
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