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Mirrors > Home > MPE Home > Th. List > funprgOLD | Structured version Visualization version Unicode version |
Description: Obsolete proof of funprg 5940 as of 14-Jul-2021. (Contributed by FL, 26-Jun-2011.) (New usage is discouraged.) (Proof modification is discouraged.) |
Ref | Expression |
---|---|
funprgOLD |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simp1l 1085 | . . . 4 | |
2 | simp2l 1087 | . . . 4 | |
3 | funsng 5937 | . . . 4 | |
4 | 1, 2, 3 | syl2anc 693 | . . 3 |
5 | simp1r 1086 | . . . 4 | |
6 | simp2r 1088 | . . . 4 | |
7 | funsng 5937 | . . . 4 | |
8 | 5, 6, 7 | syl2anc 693 | . . 3 |
9 | dmsnopg 5606 | . . . . . 6 | |
10 | 2, 9 | syl 17 | . . . . 5 |
11 | dmsnopg 5606 | . . . . . 6 | |
12 | 6, 11 | syl 17 | . . . . 5 |
13 | 10, 12 | ineq12d 3815 | . . . 4 |
14 | disjsn2 4247 | . . . . 5 | |
15 | 14 | 3ad2ant3 1084 | . . . 4 |
16 | 13, 15 | eqtrd 2656 | . . 3 |
17 | funun 5932 | . . 3 | |
18 | 4, 8, 16, 17 | syl21anc 1325 | . 2 |
19 | df-pr 4180 | . . 3 | |
20 | 19 | funeqi 5909 | . 2 |
21 | 18, 20 | sylibr 224 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wa 384 w3a 1037 wceq 1483 wcel 1990 wne 2794 cun 3572 cin 3573 c0 3915 csn 4177 cpr 4179 cop 4183 cdm 5114 wfun 5882 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-sep 4781 ax-nul 4789 ax-pr 4906 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-ral 2917 df-rex 2918 df-rab 2921 df-v 3202 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-sn 4178 df-pr 4180 df-op 4184 df-br 4654 df-opab 4713 df-id 5024 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-fun 5890 |
This theorem is referenced by: (None) |
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