Description: Part of proof of Lemma K of Crawley p. 118. TODO: fix comment. Part of attempt to simplify hypotheses. TODO: not needed, is embodied in cdlemk34 . (Contributed by NM, 18-Jul-2013) (New usage is discouraged.)
Ref | Expression | ||
---|---|---|---|
Hypotheses | cdlemk3.b | |
|
cdlemk3.l | |
||
cdlemk3.j | |
||
cdlemk3.m | |
||
cdlemk3.a | |
||
cdlemk3.h | |
||
cdlemk3.t | |
||
cdlemk3.r | |
||
cdlemk3.s | |
||
cdlemk3.u1 | |
||
cdlemk3.x | |
||
Assertion | cdlemk33N | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cdlemk3.b | |
|
2 | cdlemk3.l | |
|
3 | cdlemk3.j | |
|
4 | cdlemk3.m | |
|
5 | cdlemk3.a | |
|
6 | cdlemk3.h | |
|
7 | cdlemk3.t | |
|
8 | cdlemk3.r | |
|
9 | cdlemk3.s | |
|
10 | cdlemk3.u1 | |
|
11 | cdlemk3.x | |
|
12 | fveq1 | |
|
13 | simpl11 | |
|
14 | simpl12 | |
|
15 | 13 14 | jca | |
16 | simpl31 | |
|
17 | simp11 | |
|
18 | simp12 | |
|
19 | 17 18 | jca | |
20 | simp13 | |
|
21 | simp22l | |
|
22 | 19 20 21 | 3jca | |
23 | 22 | adantr | |
24 | simp211 | |
|
25 | simp32 | |
|
26 | simp213 | |
|
27 | 24 25 26 | 3jca | |
28 | 27 | adantr | |
29 | simp332 | |
|
30 | simp333 | |
|
31 | 29 30 | jca | |
32 | simp212 | |
|
33 | simp22r | |
|
34 | simp331 | |
|
35 | 32 33 34 | 3jca | |
36 | simp23 | |
|
37 | 31 35 36 | 3jca | |
38 | 37 | adantr | |
39 | 1 2 3 4 5 6 7 8 9 10 | cdlemkuel-3 | |
40 | 23 28 38 39 | syl3anc | |
41 | simpl23 | |
|
42 | simpr | |
|
43 | 2 5 6 7 | cdlemd | |
44 | 15 16 40 41 42 43 | syl311anc | |
45 | 44 | ex | |
46 | 12 45 | impbid2 | |
47 | 46 | 3expia | |
48 | 47 | 3expd | |
49 | 48 | imp31 | |
50 | 49 | pm5.74d | |
51 | 50 | ralbidva | |
52 | 51 | riotabidva | |
53 | 11 52 | eqtrid | |