Theorem lmodpropd 14497

Description: If two structures have the same components (properties), one is a left module iff the other one is. (Contributed by Mario Carneiro, 8-Feb-2015.) (Revised by Mario Carneiro, 27-Jun-2015.)

Hypotheses

Ref	Expression
lmodpropd.1	|- ( ph -> B = ( Base ` K ) )
lmodpropd.2	|- ( ph -> B = ( Base ` L ) )
lmodpropd.3	|- ( ( ph /\ ( x e. B /\ y e. B ) ) -> ( x ( +g ` K ) y ) = ( x ( +g ` L ) y ) )
lmodpropd.4	|- ( ph -> F = (Scalar ` K ) )
lmodpropd.5	|- ( ph -> F = (Scalar ` L ) )
lmodpropd.6	|- P = ( Base ` F )
lmodpropd.7	|- ( ( ph /\ ( x e. P /\ y e. B ) ) -> ( x ( .s ` K ) y ) = ( x ( .s ` L ) y ) )

Assertion

Ref	Expression
lmodpropd	|- ( ph -> ( K e. LMod <-> L e. LMod ) )

Distinct variable groups:   x, y, B   x, K, y   x, L, y   x, P, y   ph, x, y

Allowed substitution hints:   F( x, y)

Proof of Theorem lmodpropd

Step	Hyp	Ref	Expression
1		lmodpropd.1	. 2 |- ( ph -> B = ( Base ` K ) )
2		lmodpropd.2	. 2 |- ( ph -> B = ( Base ` L ) )
3		eqid 2232	. 2 |- (Scalar ` K ) = (Scalar ` K )
4		eqid 2232	. 2 |- (Scalar ` L ) = (Scalar ` L )
5		lmodpropd.6	. . 3 |- P = ( Base ` F )
6		lmodpropd.4	. . . 4 |- ( ph -> F = (Scalar ` K ) )
7	6	fveq2d 5674	. . 3 |- ( ph -> ( Base ` F ) = ( Base ` (Scalar ` K ) ) )
8	5, 7	eqtrid 2277	. 2 |- ( ph -> P = ( Base ` (Scalar ` K ) ) )
9		lmodpropd.5	. . . 4 |- ( ph -> F = (Scalar ` L ) )
10	9	fveq2d 5674	. . 3 |- ( ph -> ( Base ` F ) = ( Base ` (Scalar ` L ) ) )
11	5, 10	eqtrid 2277	. 2 |- ( ph -> P = ( Base ` (Scalar ` L ) ) )
12		lmodpropd.3	. 2 |- ( ( ph /\ ( x e. B /\ y e. B ) ) -> ( x ( +g ` K ) y ) = ( x ( +g ` L ) y ) )
13	6, 9	eqtr3d 2267	. . . . 5 |- ( ph -> (Scalar ` K ) = (Scalar ` L ) )
14	13	adantr 276	. . . 4 |- ( ( ph /\ ( x e. P /\ y e. P ) ) -> (Scalar ` K ) = (Scalar ` L ) )
15	14	fveq2d 5674	. . 3 |- ( ( ph /\ ( x e. P /\ y e. P ) ) -> ( +g ` (Scalar ` K ) ) = ( +g ` (Scalar ` L ) ) )
16	15	oveqd 6067	. 2 |- ( ( ph /\ ( x e. P /\ y e. P ) ) -> ( x ( +g ` (Scalar ` K ) ) y ) = ( x ( +g ` (Scalar ` L ) ) y ) )
17	14	fveq2d 5674	. . 3 |- ( ( ph /\ ( x e. P /\ y e. P ) ) -> ( .r ` (Scalar ` K ) ) = ( .r ` (Scalar ` L ) ) )
18	17	oveqd 6067	. 2 |- ( ( ph /\ ( x e. P /\ y e. P ) ) -> ( x ( .r ` (Scalar ` K ) ) y ) = ( x ( .r ` (Scalar ` L ) ) y ) )
19		lmodpropd.7	. 2 |- ( ( ph /\ ( x e. P /\ y e. B ) ) -> ( x ( .s ` K ) y ) = ( x ( .s ` L ) y ) )
20	1, 2, 3, 4, 8, 11, 12, 16, 18, 19	lmodprop2d 14496	1 |- ( ph -> ( K e. LMod <-> L e. LMod ) )

Syntax hints:   -> wi 4   /\ wa 104   <-> wb 105   = wceq 1398   e. wcel 2203   ` cfv 5352  (class class class)co 6050   Basecbs 13212   +g cplusg 13290   .rcmulr 13291  Scalarcsca 13293   .scvsca 13294   LModclmod 14435

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 619  ax-in2 620  ax-io 717  ax-5 1496  ax-7 1497  ax-gen 1498  ax-ie1 1542  ax-ie2 1543  ax-8 1553  ax-10 1554  ax-11 1555  ax-i12 1556  ax-bndl 1558  ax-4 1559  ax-17 1575  ax-i9 1579  ax-ial 1583  ax-i5r 1584  ax-13 2205  ax-14 2206  ax-ext 2214  ax-sep 4228  ax-pow 4287  ax-pr 4322  ax-un 4554  ax-setind 4659  ax-cnex 8218  ax-resscn 8219  ax-1cn 8220  ax-1re 8221  ax-icn 8222  ax-addcl 8223  ax-addrcl 8224  ax-mulcl 8225  ax-addcom 8227  ax-addass 8229  ax-i2m1 8232  ax-0lt1 8233  ax-0id 8235  ax-rnegex 8236  ax-pre-ltirr 8239  ax-pre-ltadd 8243

This theorem depends on definitions:  df-bi 117  df-3an 1007  df-tru 1401  df-fal 1404  df-nf 1510  df-sb 1812  df-eu 2083  df-mo 2084  df-clab 2219  df-cleq 2225  df-clel 2228  df-nfc 2373  df-ne 2413  df-nel 2508  df-ral 2525  df-rex 2526  df-reu 2527  df-rmo 2528  df-rab 2529  df-v 2815  df-sbc 3043  df-csb 3139  df-dif 3213  df-un 3215  df-in 3217  df-ss 3224  df-nul 3509  df-pw 3671  df-sn 3695  df-pr 3696  df-op 3698  df-uni 3915  df-int 3950  df-br 4110  df-opab 4172  df-mpt 4173  df-id 4414  df-xp 4755  df-rel 4756  df-cnv 4757  df-co 4758  df-dm 4759  df-rn 4760  df-res 4761  df-ima 4762  df-iota 5312  df-fun 5354  df-fn 5355  df-fv 5360  df-riota 6003  df-ov 6053  df-oprab 6054  df-mpo 6055  df-pnf 8310  df-mnf 8311  df-ltxr 8313  df-inn 9238  df-2 9296  df-3 9297  df-4 9298  df-5 9299  df-6 9300  df-ndx 13215  df-slot 13216  df-base 13218  df-sets 13219  df-plusg 13303  df-mulr 13304  df-sca 13306  df-vsca 13307  df-0g 13471  df-mgm 13569  df-sgrp 13615  df-mnd 13630  df-grp 13716  df-mgp 14065  df-ur 14104  df-ring 14142  df-lmod 14437

This theorem is referenced by: (None)