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Theorem mulc1cncf 12358

Description: Multiplication by a constant is continuous. (Contributed by Paul Chapman, 28-Nov-2007.) (Revised by Mario Carneiro, 30-Apr-2014.)

**Hypothesis**
Ref	Expression
mulc1cncf.1

**Assertion**
Ref	Expression
mulc1cncf

Distinct variable group:

Allowed substitution hint:

(

)

Proof of Theorem mulc1cncf Dummy variables

are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		mulcl 7566	. . 3 $/\$
2		mulc1cncf.1	. . 3
3	1, 2	fmptd 5491	. 2
4		simprr 500	. . . . 5 $/\$ $/\$
5		simpl 108	. . . . 5 $/\$ $/\$
6		simprl 499	. . . . 5 $/\$ $/\$
7		mulcn2 10871	. . . . 5 $/\$ $/\$ $/\$
8	4, 5, 6, 7	syl3anc 1181	. . . 4 $/\$ $/\$ $/\$
9		fvoveq1 5713	. . . . . . . . . . . . . 14
10	9	breq1d 3877	. . . . . . . . . . . . 13
11	10	anbi1d 454	. . . . . . . . . . . 12 $/\$ $/\$
12		oveq1 5697	. . . . . . . . . . . . . 14
13	12	fvoveq1d 5712	. . . . . . . . . . . . 13
14	13	breq1d 3877	. . . . . . . . . . . 12
15	11, 14	imbi12d 233	. . . . . . . . . . 11 $/\$ $/\$
16	15	ralbidv 2391	. . . . . . . . . 10 $/\$ $/\$
17	16	rspcv 2732	. . . . . . . . 9 $/\$ $/\$
18	17	ad2antrr 473	. . . . . . . 8 $/\$ $/\$ $/\$ $/\$ $/\$ $/\$
19		subid 7798	. . . . . . . . . . . . . . 15
20	19	ad2antrr 473	. . . . . . . . . . . . . 14 $/\$ $/\$ $/\$ $/\$ $/\$
21	20	abs00bd 10630	. . . . . . . . . . . . 13 $/\$ $/\$ $/\$ $/\$ $/\$
22		simprll 505	. . . . . . . . . . . . . 14 $/\$ $/\$ $/\$ $/\$ $/\$
23	22	rpgt0d 9275	. . . . . . . . . . . . 13 $/\$ $/\$ $/\$ $/\$ $/\$
24	21, 23	eqbrtrd 3887	. . . . . . . . . . . 12 $/\$ $/\$ $/\$ $/\$ $/\$
25	24	biantrurd 300	. . . . . . . . . . 11 $/\$ $/\$ $/\$ $/\$ $/\$ $/\$
26		simprr 500	. . . . . . . . . . . . . . 15 $/\$ $/\$ $/\$ $/\$ $/\$
27		simpll 497	. . . . . . . . . . . . . . . 16 $/\$ $/\$ $/\$ $/\$ $/\$
28	27, 26	mulcld 7605	. . . . . . . . . . . . . . 15 $/\$ $/\$ $/\$ $/\$ $/\$
29		oveq2 5698	. . . . . . . . . . . . . . . 16
30	29, 2	fvmptg 5415	. . . . . . . . . . . . . . 15 $/\$
31	26, 28, 30	syl2anc 404	. . . . . . . . . . . . . 14 $/\$ $/\$ $/\$ $/\$ $/\$
32		simplrl 503	. . . . . . . . . . . . . . 15 $/\$ $/\$ $/\$ $/\$ $/\$
33	27, 32	mulcld 7605	. . . . . . . . . . . . . . 15 $/\$ $/\$ $/\$ $/\$ $/\$
34		oveq2 5698	. . . . . . . . . . . . . . . 16
35	34, 2	fvmptg 5415	. . . . . . . . . . . . . . 15 $/\$
36	32, 33, 35	syl2anc 404	. . . . . . . . . . . . . 14 $/\$ $/\$ $/\$ $/\$ $/\$
37	31, 36	oveq12d 5708	. . . . . . . . . . . . 13 $/\$ $/\$ $/\$ $/\$ $/\$
38	37	fveq2d 5344	. . . . . . . . . . . 12 $/\$ $/\$ $/\$ $/\$ $/\$
39	38	breq1d 3877	. . . . . . . . . . 11 $/\$ $/\$ $/\$ $/\$ $/\$
40	25, 39	imbi12d 233	. . . . . . . . . 10 $/\$ $/\$ $/\$ $/\$ $/\$ $/\$
41	40	anassrs 393	. . . . . . . . 9 $/\$ $/\$ $/\$ $/\$ $/\$ $/\$
42	41	ralbidva 2387	. . . . . . . 8 $/\$ $/\$ $/\$ $/\$ $/\$
43	18, 42	sylibrd 168	. . . . . . 7 $/\$ $/\$ $/\$ $/\$ $/\$
44	43	anassrs 393	. . . . . 6 $/\$ $/\$ $/\$ $/\$ $/\$
45	44	reximdva 2487	. . . . 5 $/\$ $/\$ $/\$ $/\$
46	45	rexlimdva 2502	. . . 4 $/\$ $/\$ $/\$
47	8, 46	mpd 13	. . 3 $/\$ $/\$
48	47	ralrimivva 2467	. 2
49		ssid 3059	. . 3
50		elcncf2 12343	. . 3 $/\$ $/\$
51	49, 49, 50	mp2an 418	. 2 $/\$
52	3, 48, 51	sylanbrc 409	1

Colors of variables: wff set class

Syntax hints:

wi 4 $/\$ wa 103

wb 104

wceq 1296

wcel 1445

wral 2370

wrex 2371

wss 3013 class class class wbr 3867

cmpt 3921

wf 5045

cfv 5049 (class class class)co 5690

cc 7445

cc0 7447

cmul 7452

clt 7619

cmin 7750

crp 9233

cabs 10561

ccncf 12339

This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 582 ax-in2 583 ax-io 668 ax-5 1388 ax-7 1389 ax-gen 1390 ax-ie1 1434 ax-ie2 1435 ax-8 1447 ax-10 1448 ax-11 1449 ax-i12 1450 ax-bndl 1451 ax-4 1452 ax-13 1456 ax-14 1457 ax-17 1471 ax-i9 1475 ax-ial 1479 ax-i5r 1480 ax-ext 2077 ax-coll 3975 ax-sep 3978 ax-nul 3986 ax-pow 4030 ax-pr 4060 ax-un 4284 ax-setind 4381 ax-iinf 4431 ax-cnex 7533 ax-resscn 7534 ax-1cn 7535 ax-1re 7536 ax-icn 7537 ax-addcl 7538 ax-addrcl 7539 ax-mulcl 7540 ax-mulrcl 7541 ax-addcom 7542 ax-mulcom 7543 ax-addass 7544 ax-mulass 7545 ax-distr 7546 ax-i2m1 7547 ax-0lt1 7548 ax-1rid 7549 ax-0id 7550 ax-rnegex 7551 ax-precex 7552 ax-cnre 7553 ax-pre-ltirr 7554 ax-pre-ltwlin 7555 ax-pre-lttrn 7556 ax-pre-apti 7557 ax-pre-ltadd 7558 ax-pre-mulgt0 7559 ax-pre-mulext 7560 ax-arch 7561 ax-caucvg 7562

This theorem depends on definitions: df-bi 116 df-dc 784 df-3or 928 df-3an 929 df-tru 1299 df-fal 1302 df-nf 1402 df-sb 1700 df-eu 1958 df-mo 1959 df-clab 2082 df-cleq 2088 df-clel 2091 df-nfc 2224 df-ne 2263 df-nel 2358 df-ral 2375 df-rex 2376 df-reu 2377 df-rmo 2378 df-rab 2379 df-v 2635 df-sbc 2855 df-csb 2948 df-dif 3015 df-un 3017 df-in 3019 df-ss 3026 df-nul 3303 df-if 3414 df-pw 3451 df-sn 3472 df-pr 3473 df-op 3475 df-uni 3676 df-int 3711 df-iun 3754 df-br 3868 df-opab 3922 df-mpt 3923 df-tr 3959 df-id 4144 df-po 4147 df-iso 4148 df-iord 4217 df-on 4219 df-ilim 4220 df-suc 4222 df-iom 4434 df-xp 4473 df-rel 4474 df-cnv 4475 df-co 4476 df-dm 4477 df-rn 4478 df-res 4479 df-ima 4480 df-iota 5014 df-fun 5051 df-fn 5052 df-f 5053 df-f1 5054 df-fo 5055 df-f1o 5056 df-fv 5057 df-riota 5646 df-ov 5693 df-oprab 5694 df-mpt2 5695 df-1st 5949 df-2nd 5950 df-recs 6108 df-frec 6194 df-map 6447 df-pnf 7621 df-mnf 7622 df-xr 7623 df-ltxr 7624 df-le 7625 df-sub 7752 df-neg 7753 df-reap 8149 df-ap 8156 df-div 8237 df-inn 8521 df-2 8579 df-3 8580 df-4 8581 df-n0 8772 df-z 8849 df-uz 9119 df-rp 9234 df-iseq 10002 df-seq3 10003 df-exp 10086 df-cj 10407 df-re 10408 df-im 10409 df-rsqrt 10562 df-abs 10563 df-cncf 12340

This theorem is referenced by: divccncfap 12359 cdivcncfap 12366

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