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Definition df-6 8941
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 8933 . 2 class 6
2 c5 8932 . . 3 class 5
3 c1 7775 . . 3 class 1
4 caddc 7777 . . 3 class +
52, 3, 4co 5853 . 2 class (5 + 1)
61, 5wceq 1348 1 wff 6 = (5 + 1)
Colors of variables: wff set class
This definition is referenced by:  6re  8959  6pos  8979  6m1e5  9001  5p1e6  9015  3p3e6  9020  4p2e6  9021  5p2e7  9024  6nn  9043  5lt6  9057  6p6e12  9416  7p6e13  9420  8p6e14  9426  8p8e16  9428  9p6e15  9433  9p7e16  9434  6t6e36  9450  7t6e42  9455  8t6e48  9461  9t6e54  9468  lgsdir2lem3  13725
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