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Mirrors > Home > MPE Home > Th. List > Mathboxes > linedegen | Structured version Visualization version Unicode version |
Description: When Line is applied with the same argument, the result is the empty set. (Contributed by Scott Fenton, 29-Oct-2013.) (Revised by Mario Carneiro, 19-Apr-2014.) |
Ref | Expression |
---|---|
linedegen | Line |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-ov 6653 | . 2 Line Line | |
2 | neirr 2803 | . . . . . . . . . . 11 | |
3 | simp3 1063 | . . . . . . . . . . 11 | |
4 | 2, 3 | mto 188 | . . . . . . . . . 10 |
5 | 4 | intnanr 961 | . . . . . . . . 9 |
6 | 5 | a1i 11 | . . . . . . . 8 |
7 | 6 | nrex 3000 | . . . . . . 7 |
8 | 7 | nex 1731 | . . . . . 6 |
9 | eleq1 2689 | . . . . . . . . . . . 12 | |
10 | neeq1 2856 | . . . . . . . . . . . 12 | |
11 | 9, 10 | 3anbi13d 1401 | . . . . . . . . . . 11 |
12 | opeq1 4402 | . . . . . . . . . . . . 13 | |
13 | 12 | eceq1d 7783 | . . . . . . . . . . . 12 |
14 | 13 | eqeq2d 2632 | . . . . . . . . . . 11 |
15 | 11, 14 | anbi12d 747 | . . . . . . . . . 10 |
16 | 15 | rexbidv 3052 | . . . . . . . . 9 |
17 | 16 | exbidv 1850 | . . . . . . . 8 |
18 | eleq1 2689 | . . . . . . . . . . . 12 | |
19 | neeq2 2857 | . . . . . . . . . . . 12 | |
20 | 18, 19 | 3anbi23d 1402 | . . . . . . . . . . 11 |
21 | opeq2 4403 | . . . . . . . . . . . . 13 | |
22 | 21 | eceq1d 7783 | . . . . . . . . . . . 12 |
23 | 22 | eqeq2d 2632 | . . . . . . . . . . 11 |
24 | 20, 23 | anbi12d 747 | . . . . . . . . . 10 |
25 | 24 | rexbidv 3052 | . . . . . . . . 9 |
26 | 25 | exbidv 1850 | . . . . . . . 8 |
27 | 17, 26 | opelopabg 4993 | . . . . . . 7 |
28 | 27 | anidms 677 | . . . . . 6 |
29 | 8, 28 | mtbiri 317 | . . . . 5 |
30 | elopaelxp 5191 | . . . . . . 7 | |
31 | opelxp1 5150 | . . . . . . 7 | |
32 | 30, 31 | syl 17 | . . . . . 6 |
33 | 32 | con3i 150 | . . . . 5 |
34 | 29, 33 | pm2.61i 176 | . . . 4 |
35 | df-line2 32244 | . . . . . . 7 Line | |
36 | 35 | dmeqi 5325 | . . . . . 6 Line |
37 | dmoprab 6741 | . . . . . 6 | |
38 | 36, 37 | eqtri 2644 | . . . . 5 Line |
39 | 38 | eleq2i 2693 | . . . 4 Line |
40 | 34, 39 | mtbir 313 | . . 3 Line |
41 | ndmfv 6218 | . . 3 Line Line | |
42 | 40, 41 | ax-mp 5 | . 2 Line |
43 | 1, 42 | eqtri 2644 | 1 Line |
Colors of variables: wff setvar class |
Syntax hints: wn 3 wb 196 wa 384 w3a 1037 wceq 1483 wex 1704 wcel 1990 wne 2794 wrex 2913 cvv 3200 c0 3915 cop 4183 copab 4712 cxp 5112 ccnv 5113 cdm 5114 cfv 5888 (class class class)co 6650 coprab 6651 cec 7740 cn 11020 cee 25768 ccolin 32144 Linecline2 32241 |
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-8 1992 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-pow 4843 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-uni 4437 df-br 4654 df-opab 4713 df-xp 5120 df-cnv 5122 df-dm 5124 df-rn 5125 df-res 5126 df-ima 5127 df-iota 5851 df-fv 5896 df-ov 6653 df-oprab 6654 df-ec 7744 df-line2 32244 |
This theorem is referenced by: (None) |
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