Theorem tpspropd 14623

Description: A topological space depends only on the base and topology components. (Contributed by NM, 18-Jul-2006.) (Revised by Mario Carneiro, 13-Aug-2015.)

Hypotheses

Ref	Expression
tpspropd.1	|- ( ph -> ( Base ` K ) = ( Base ` L ) )
tpspropd.2	|- ( ph -> ( TopOpen ` K ) = ( TopOpen ` L ) )

Assertion

Ref	Expression
tpspropd	|- ( ph -> ( K e. TopSp <-> L e. TopSp ) )

Proof of Theorem tpspropd

Step	Hyp	Ref	Expression
1		tpspropd.2	. . 3 |- ( ph -> ( TopOpen ` K ) = ( TopOpen ` L ) )
2		tpspropd.1	. . . 4 |- ( ph -> ( Base ` K ) = ( Base ` L ) )
3	2	fveq2d 5603	. . 3 |- ( ph -> (TopOn ` ( Base ` K ) ) = (TopOn ` ( Base ` L ) ) )
4	1, 3	eleq12d 2278	. 2 |- ( ph -> ( ( TopOpen ` K ) e. (TopOn ` ( Base ` K ) ) <-> ( TopOpen ` L ) e. (TopOn ` ( Base ` L ) ) ) )
5		eqid 2207	. . 3 |- ( Base ` K ) = ( Base ` K )
6		eqid 2207	. . 3 |- ( TopOpen ` K ) = ( TopOpen ` K )
7	5, 6	istps 14619	. 2 |- ( K e. TopSp <-> ( TopOpen ` K ) e. (TopOn ` ( Base ` K ) ) )
8		eqid 2207	. . 3 |- ( Base ` L ) = ( Base ` L )
9		eqid 2207	. . 3 |- ( TopOpen ` L ) = ( TopOpen ` L )
10	8, 9	istps 14619	. 2 |- ( L e. TopSp <-> ( TopOpen ` L ) e. (TopOn ` ( Base ` L ) ) )
11	4, 7, 10	3bitr4g 223	1 |- ( ph -> ( K e. TopSp <-> L e. TopSp ) )

Syntax hints:   -> wi 4   <-> wb 105   = wceq 1373   e. wcel 2178   ` cfv 5290   Basecbs 12947   TopOpenctopn 13187  TopOnctopon 14597   TopSpctps 14617

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 711  ax-5 1471  ax-7 1472  ax-gen 1473  ax-ie1 1517  ax-ie2 1518  ax-8 1528  ax-10 1529  ax-11 1530  ax-i12 1531  ax-bndl 1533  ax-4 1534  ax-17 1550  ax-i9 1554  ax-ial 1558  ax-i5r 1559  ax-13 2180  ax-14 2181  ax-ext 2189  ax-coll 4175  ax-sep 4178  ax-pow 4234  ax-pr 4269  ax-un 4498  ax-cnex 8051  ax-resscn 8052  ax-1re 8054  ax-addrcl 8057

This theorem depends on definitions:  df-bi 117  df-3an 983  df-tru 1376  df-fal 1379  df-nf 1485  df-sb 1787  df-eu 2058  df-mo 2059  df-clab 2194  df-cleq 2200  df-clel 2203  df-nfc 2339  df-ral 2491  df-rex 2492  df-reu 2493  df-rab 2495  df-v 2778  df-sbc 3006  df-csb 3102  df-dif 3176  df-un 3178  df-in 3180  df-ss 3187  df-nul 3469  df-pw 3628  df-sn 3649  df-pr 3650  df-op 3652  df-uni 3865  df-int 3900  df-iun 3943  df-br 4060  df-opab 4122  df-mpt 4123  df-id 4358  df-xp 4699  df-rel 4700  df-cnv 4701  df-co 4702  df-dm 4703  df-rn 4704  df-res 4705  df-ima 4706  df-iota 5251  df-fun 5292  df-fn 5293  df-f 5294  df-f1 5295  df-fo 5296  df-f1o 5297  df-fv 5298  df-ov 5970  df-oprab 5971  df-mpo 5972  df-1st 6249  df-2nd 6250  df-inn 9072  df-2 9130  df-3 9131  df-4 9132  df-5 9133  df-6 9134  df-7 9135  df-8 9136  df-9 9137  df-ndx 12950  df-slot 12951  df-base 12953  df-tset 13043  df-rest 13188  df-topn 13189  df-top 14585  df-topon 14598  df-topsp 14618

This theorem is referenced by:  xmspropd  15064