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Theorem pltne 16962
Description: Less-than relation. (df-pss 3590 analog.) (Contributed by NM, 2-Dec-2011.)
Hypothesis
Ref Expression
pltne.s  |-  .<  =  ( lt `  K )
Assertion
Ref Expression
pltne  |-  ( ( K  e.  A  /\  X  e.  B  /\  Y  e.  C )  ->  ( X  .<  Y  ->  X  =/=  Y ) )

Proof of Theorem pltne
StepHypRef Expression
1 eqid 2622 . . . 4  |-  ( le
`  K )  =  ( le `  K
)
2 pltne.s . . . 4  |-  .<  =  ( lt `  K )
31, 2pltval 16960 . . 3  |-  ( ( K  e.  A  /\  X  e.  B  /\  Y  e.  C )  ->  ( X  .<  Y  <->  ( X
( le `  K
) Y  /\  X  =/=  Y ) ) )
43simplbda 654 . 2  |-  ( ( ( K  e.  A  /\  X  e.  B  /\  Y  e.  C
)  /\  X  .<  Y )  ->  X  =/=  Y )
54ex 450 1  |-  ( ( K  e.  A  /\  X  e.  B  /\  Y  e.  C )  ->  ( X  .<  Y  ->  X  =/=  Y ) )
Colors of variables: wff setvar class
Syntax hints:    -> wi 4    /\ w3a 1037    = wceq 1483    e. wcel 1990    =/= wne 2794   class class class wbr 4653   ` cfv 5888   lecple 15948   ltcplt 16941
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1722  ax-4 1737  ax-5 1839  ax-6 1888  ax-7 1935  ax-9 1999  ax-10 2019  ax-11 2034  ax-12 2047  ax-13 2246  ax-ext 2602  ax-sep 4781  ax-nul 4789  ax-pr 4906
This theorem depends on definitions:  df-bi 197  df-or 385  df-an 386  df-3an 1039  df-tru 1486  df-ex 1705  df-nf 1710  df-sb 1881  df-eu 2474  df-mo 2475  df-clab 2609  df-cleq 2615  df-clel 2618  df-nfc 2753  df-ne 2795  df-ral 2917  df-rex 2918  df-rab 2921  df-v 3202  df-sbc 3436  df-dif 3577  df-un 3579  df-in 3581  df-ss 3588  df-nul 3916  df-if 4087  df-sn 4178  df-pr 4180  df-op 4184  df-uni 4437  df-br 4654  df-opab 4713  df-mpt 4730  df-id 5024  df-xp 5120  df-rel 5121  df-cnv 5122  df-co 5123  df-dm 5124  df-iota 5851  df-fun 5890  df-fv 5896  df-plt 16958
This theorem is referenced by:  pltirr  16963  ogrpaddlt  29718  ornglmullt  29807  orngrmullt  29808  ofldchr  29814  isarchiofld  29817  atlen0  34597  1cvratex  34759  ps-2  34764  lhpn0  35290
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