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Mirrors > Home > MPE Home > Th. List > rnss | Structured version Visualization version GIF version |
Description: Subset theorem for range. (Contributed by NM, 22-Mar-1998.) |
Ref | Expression |
---|---|
rnss | ⊢ (𝐴 ⊆ 𝐵 → ran 𝐴 ⊆ ran 𝐵) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cnvss 5746 | . . 3 ⊢ (𝐴 ⊆ 𝐵 → ◡𝐴 ⊆ ◡𝐵) | |
2 | dmss 5774 | . . 3 ⊢ (◡𝐴 ⊆ ◡𝐵 → dom ◡𝐴 ⊆ dom ◡𝐵) | |
3 | 1, 2 | syl 17 | . 2 ⊢ (𝐴 ⊆ 𝐵 → dom ◡𝐴 ⊆ dom ◡𝐵) |
4 | df-rn 5569 | . 2 ⊢ ran 𝐴 = dom ◡𝐴 | |
5 | df-rn 5569 | . 2 ⊢ ran 𝐵 = dom ◡𝐵 | |
6 | 3, 4, 5 | 3sstr4g 4015 | 1 ⊢ (𝐴 ⊆ 𝐵 → ran 𝐴 ⊆ ran 𝐵) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ⊆ wss 3939 ◡ccnv 5557 dom cdm 5558 ran crn 5559 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1969 ax-7 2014 ax-8 2115 ax-9 2123 ax-10 2144 ax-11 2160 ax-12 2176 ax-ext 2796 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1539 df-ex 1780 df-nf 1784 df-sb 2069 df-clab 2803 df-cleq 2817 df-clel 2896 df-nfc 2966 df-rab 3150 df-v 3499 df-dif 3942 df-un 3944 df-in 3946 df-ss 3955 df-nul 4295 df-if 4471 df-sn 4571 df-pr 4573 df-op 4577 df-br 5070 df-opab 5132 df-cnv 5566 df-dm 5568 df-rn 5569 |
This theorem is referenced by: rnssi 5813 imass1 5967 imass2 5968 ssxpb 6034 sofld 6047 funssxp 6538 dff2 6868 dff3 6869 fliftf 7071 1stcof 7722 2ndcof 7723 frxp 7823 fodomfi 8800 marypha1lem 8900 marypha1 8901 dfac12lem2 9573 fpwwe2lem13 10067 prdsval 16731 prdsbas 16733 prdsplusg 16734 prdsmulr 16735 prdsvsca 16736 prdshom 16743 catcfuccl 17372 catcxpccl 17460 odf1o2 18701 dprdres 19153 lmss 21909 txss12 22216 txbasval 22217 fmss 22557 tsmsxplem1 22764 ustimasn 22840 utopbas 22847 metustexhalf 23169 causs 23904 ovoliunlem1 24106 dvcnvrelem1 24617 taylf 24952 subgrprop3 27061 sspba 28507 imadifxp 30354 metideq 31137 sxbrsigalem5 31550 omsmon 31560 carsggect 31580 carsgclctunlem2 31581 heicant 34931 mblfinlem1 34933 symrefref2 35803 dicval 38316 rntrclfvOAI 39294 diophrw 39362 dnnumch2 39651 lmhmlnmsplit 39693 hbtlem6 39735 mptrcllem 39979 rntrcl 39994 dfrcl2 40025 relexpss1d 40056 rp-imass 40123 rfovcnvf1od 40356 supcnvlimsup 42027 fourierdlem42 42441 sge0less 42681 |
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