Description: Part of proof of Lemma K of Crawley p. 118. Line 5, p. 120. G , I stand for g, h. X represents tau. (Contributed by NM, 23-Jul-2013)
Ref | Expression | ||
---|---|---|---|
Hypotheses | cdlemk5.b | |
|
cdlemk5.l | |
||
cdlemk5.j | |
||
cdlemk5.m | |
||
cdlemk5.a | |
||
cdlemk5.h | |
||
cdlemk5.t | |
||
cdlemk5.r | |
||
cdlemk5.z | |
||
cdlemk5.y | |
||
cdlemk5.x | |
||
Assertion | cdlemk49 | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cdlemk5.b | |
|
2 | cdlemk5.l | |
|
3 | cdlemk5.j | |
|
4 | cdlemk5.m | |
|
5 | cdlemk5.a | |
|
6 | cdlemk5.h | |
|
7 | cdlemk5.t | |
|
8 | cdlemk5.r | |
|
9 | cdlemk5.z | |
|
10 | cdlemk5.y | |
|
11 | cdlemk5.x | |
|
12 | simp11 | |
|
13 | simp12 | |
|
14 | simp13 | |
|
15 | simp21 | |
|
16 | simp22 | |
|
17 | simp23 | |
|
18 | 1 2 3 4 5 6 7 8 9 10 11 | cdlemk35s | |
19 | 12 13 14 15 16 17 18 | syl132anc | |
20 | simp3 | |
|
21 | 1 2 3 4 5 6 7 8 9 10 11 | cdlemk35s | |
22 | 12 13 20 15 16 17 21 | syl132anc | |
23 | 6 7 | ltrncom | |
24 | 12 19 22 23 | syl3anc | |
25 | 24 | fveq1d | |
26 | simp2 | |
|
27 | 1 2 3 4 5 6 7 8 9 10 11 | cdlemk48 | |
28 | 12 13 20 26 14 27 | syl311anc | |
29 | 25 28 | eqbrtrd | |