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Mirrors > Home > MPE Home > Th. List > funrnex | Unicode version |
Description: If the domain of a function exists, so does its range. Part of Theorem 4.15(v) of [Monk1] p. 46. This theorem is derived using the Axiom of Replacement in the form of funex 6140. (Contributed by NM, 11-Nov-1995.) |
Ref | Expression |
---|---|
funrnex |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | funex 6140 | . . 3 | |
2 | 1 | ex 434 | . 2 |
3 | rnexg 6732 | . 2 | |
4 | 2, 3 | syl6com 35 | 1 |
Colors of variables: wff setvar class |
Syntax hints: -> wi 4 e. wcel 1818
cvv 3109
dom cdm 5004 ran crn 5005 Fun wfun 5587 |
This theorem is referenced by: zfrep6 6768 fornex 6769 tz7.48-3 7128 inf0 8059 noinfepOLD 8098 axcc2lem 8837 zorn2lem4 8900 hashimarn 12496 fnct 27536 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1618 ax-4 1631 ax-5 1704 ax-6 1747 ax-7 1790 ax-8 1820 ax-9 1822 ax-10 1837 ax-11 1842 ax-12 1854 ax-13 1999 ax-ext 2435 ax-rep 4563 ax-sep 4573 ax-nul 4581 ax-pr 4691 ax-un 6592 |
This theorem depends on definitions: df-bi 185 df-or 370 df-an 371 df-3an 975 df-tru 1398 df-ex 1613 df-nf 1617 df-sb 1740 df-eu 2286 df-mo 2287 df-clab 2443 df-cleq 2449 df-clel 2452 df-nfc 2607 df-ne 2654 df-ral 2812 df-rex 2813 df-reu 2814 df-rab 2816 df-v 3111 df-sbc 3328 df-csb 3435 df-dif 3478 df-un 3480 df-in 3482 df-ss 3489 df-nul 3785 df-if 3942 df-sn 4030 df-pr 4032 df-op 4036 df-uni 4250 df-iun 4332 df-br 4453 df-opab 4511 df-mpt 4512 df-id 4800 df-xp 5010 df-rel 5011 df-cnv 5012 df-co 5013 df-dm 5014 df-rn 5015 df-res 5016 df-ima 5017 df-iota 5556 df-fun 5595 df-fn 5596 df-f 5597 df-f1 5598 df-fo 5599 df-f1o 5600 df-fv 5601 |
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