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Theorem setsmsbasg 14715
Description: The base set of a constructed metric space. (Contributed by Mario Carneiro, 28-Aug-2015.)
Hypotheses
Ref Expression
setsms.x  |-  ( ph  ->  X  =  ( Base `  M ) )
setsms.d  |-  ( ph  ->  D  =  ( (
dist `  M )  |`  ( X  X.  X
) ) )
setsms.k  |-  ( ph  ->  K  =  ( M sSet  <. (TopSet `  ndx ) ,  ( MetOpen `  D ) >. ) )
setsmsbasg.m  |-  ( ph  ->  M  e.  V )
setsmsbasg.d  |-  ( ph  ->  ( MetOpen `  D )  e.  W )
Assertion
Ref Expression
setsmsbasg  |-  ( ph  ->  X  =  ( Base `  K ) )

Proof of Theorem setsmsbasg
StepHypRef Expression
1 setsmsbasg.m . . 3  |-  ( ph  ->  M  e.  V )
2 setsmsbasg.d . . 3  |-  ( ph  ->  ( MetOpen `  D )  e.  W )
3 baseslid 12735 . . . 4  |-  ( Base 
= Slot  ( Base `  ndx )  /\  ( Base `  ndx )  e.  NN )
4 1re 8025 . . . . . 6  |-  1  e.  RR
5 1lt9 9195 . . . . . 6  |-  1  <  9
64, 5ltneii 8123 . . . . 5  |-  1  =/=  9
7 basendx 12733 . . . . . 6  |-  ( Base `  ndx )  =  1
8 tsetndx 12863 . . . . . 6  |-  (TopSet `  ndx )  =  9
97, 8neeq12i 2384 . . . . 5  |-  ( (
Base `  ndx )  =/=  (TopSet `  ndx )  <->  1  =/=  9 )
106, 9mpbir 146 . . . 4  |-  ( Base `  ndx )  =/=  (TopSet ` 
ndx )
11 9nn 9159 . . . . 5  |-  9  e.  NN
128, 11eqeltri 2269 . . . 4  |-  (TopSet `  ndx )  e.  NN
133, 10, 12setsslnid 12730 . . 3  |-  ( ( M  e.  V  /\  ( MetOpen `  D )  e.  W )  ->  ( Base `  M )  =  ( Base `  ( M sSet  <. (TopSet `  ndx ) ,  ( MetOpen `  D ) >. )
) )
141, 2, 13syl2anc 411 . 2  |-  ( ph  ->  ( Base `  M
)  =  ( Base `  ( M sSet  <. (TopSet ` 
ndx ) ,  (
MetOpen `  D ) >.
) ) )
15 setsms.x . 2  |-  ( ph  ->  X  =  ( Base `  M ) )
16 setsms.k . . 3  |-  ( ph  ->  K  =  ( M sSet  <. (TopSet `  ndx ) ,  ( MetOpen `  D ) >. ) )
1716fveq2d 5562 . 2  |-  ( ph  ->  ( Base `  K
)  =  ( Base `  ( M sSet  <. (TopSet ` 
ndx ) ,  (
MetOpen `  D ) >.
) ) )
1814, 15, 173eqtr4d 2239 1  |-  ( ph  ->  X  =  ( Base `  K ) )
Colors of variables: wff set class
Syntax hints:    -> wi 4    = wceq 1364    e. wcel 2167    =/= wne 2367   <.cop 3625    X. cxp 4661    |` cres 4665   ` cfv 5258  (class class class)co 5922   1c1 7880   NNcn 8990   9c9 9048   ndxcnx 12675   sSet csts 12676   Basecbs 12678  TopSetcts 12761   distcds 12764   MetOpencmopn 14097
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-in1 615  ax-in2 616  ax-io 710  ax-5 1461  ax-7 1462  ax-gen 1463  ax-ie1 1507  ax-ie2 1508  ax-8 1518  ax-10 1519  ax-11 1520  ax-i12 1521  ax-bndl 1523  ax-4 1524  ax-17 1540  ax-i9 1544  ax-ial 1548  ax-i5r 1549  ax-13 2169  ax-14 2170  ax-ext 2178  ax-sep 4151  ax-pow 4207  ax-pr 4242  ax-un 4468  ax-setind 4573  ax-cnex 7970  ax-resscn 7971  ax-1cn 7972  ax-1re 7973  ax-icn 7974  ax-addcl 7975  ax-addrcl 7976  ax-mulcl 7977  ax-addcom 7979  ax-addass 7981  ax-i2m1 7984  ax-0lt1 7985  ax-0id 7987  ax-rnegex 7988  ax-pre-ltirr 7991  ax-pre-lttrn 7993  ax-pre-ltadd 7995
This theorem depends on definitions:  df-bi 117  df-3an 982  df-tru 1367  df-fal 1370  df-nf 1475  df-sb 1777  df-eu 2048  df-mo 2049  df-clab 2183  df-cleq 2189  df-clel 2192  df-nfc 2328  df-ne 2368  df-nel 2463  df-ral 2480  df-rex 2481  df-rab 2484  df-v 2765  df-sbc 2990  df-dif 3159  df-un 3161  df-in 3163  df-ss 3170  df-nul 3451  df-pw 3607  df-sn 3628  df-pr 3629  df-op 3631  df-uni 3840  df-int 3875  df-br 4034  df-opab 4095  df-mpt 4096  df-id 4328  df-xp 4669  df-rel 4670  df-cnv 4671  df-co 4672  df-dm 4673  df-rn 4674  df-res 4675  df-iota 5219  df-fun 5260  df-fv 5266  df-ov 5925  df-oprab 5926  df-mpo 5927  df-pnf 8063  df-mnf 8064  df-ltxr 8066  df-inn 8991  df-2 9049  df-3 9050  df-4 9051  df-5 9052  df-6 9053  df-7 9054  df-8 9055  df-9 9056  df-ndx 12681  df-slot 12682  df-base 12684  df-sets 12685  df-tset 12774
This theorem is referenced by: (None)
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