nextnt - Mathbox for Anthony Hart

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Theorem nextnt 32404

Description: There does not exist a set, such that

is not true. (Contributed by Anthony Hart, 13-Sep-2011.)

**Assertion**
Ref	Expression
nextnt

**Proof of Theorem nextnt**
Step	Hyp	Ref	Expression
1		tru 1487	. . 3
2	1	notnoti 137	. 2
3	2	nex 1731	1

Colors of variables: wff setvar class

Syntax hints:

wn 3

wtru 1484

wex 1704

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722

This theorem depends on definitions: df-bi 197 df-tru 1486 df-ex 1705

This theorem is referenced by: unnt 32407