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Definition df-6 10067
Description: Define the number 6. (Contributed by NM, 27-May-1999.)
Assertion
Ref Expression
df-6  |-  6  =  ( 5  +  1 )

Detailed syntax breakdown of Definition df-6
StepHypRef Expression
1 c6 10058 . 2  class  6
2 c5 10057 . . 3  class  5
3 c1 8996 . . 3  class  1
4 caddc 8998 . . 3  class  +
52, 3, 4co 6084 . 2  class  ( 5  +  1 )
61, 5wceq 1653 1  wff  6  =  ( 5  +  1 )
Colors of variables: wff set class
This definition is referenced by:  6re  10081  6pos  10093  5p1e6  10111  3p3e6  10117  4p2e6  10118  5p2e7  10121  6nn  10142  5lt6  10157  6p6e12  10438  7p6e13  10441  8p6e14  10446  8p8e16  10448  9p6e15  10453  9p7e16  10454  6t6e36  10468  7t6e42  10473  8t6e48  10479  9t6e54  10486  lt6abl  15509  ppiublem1  20991  ppiublem2  20992  ppiub  20993  bposlem8  21080  lgsdir2lem3  21114  rmydioph  27099  expdiophlem2  27107
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