Description: Odd integers greater than ( ; 1 0 ^ ; 2 7 ) have at least a representation as a sum of three odd primes. Final statement in section 7.4 of Helfgott p. 70. (Contributed by Thierry Arnoux, 15-Dec-2021)
Ref | Expression | ||
---|---|---|---|
Hypotheses | tgoldbachgtd.o | |
|
tgoldbachgtd.n | |
||
tgoldbachgtd.1 | |
||
Assertion | tgoldbachgtd | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | tgoldbachgtd.o | |
|
2 | tgoldbachgtd.n | |
|
3 | tgoldbachgtd.1 | |
|
4 | 2 | ad3antrrr | |
5 | 3 | ad3antrrr | |
6 | elmapi | |
|
7 | 6 | ad3antlr | |
8 | elmapi | |
|
9 | 8 | ad2antlr | |
10 | simpr1 | |
|
11 | fveq2 | |
|
12 | 11 | breq1d | |
13 | 12 | cbvralvw | |
14 | 10 13 | sylib | |
15 | 14 | r19.21bi | |
16 | simpr2 | |
|
17 | fveq2 | |
|
18 | 17 | breq1d | |
19 | 18 | cbvralvw | |
20 | 16 19 | sylib | |
21 | 20 | r19.21bi | |
22 | simpr3 | |
|
23 | fveq2 | |
|
24 | fveq2 | |
|
25 | 24 | oveq1d | |
26 | 23 25 | oveq12d | |
27 | oveq2 | |
|
28 | 27 | oveq2d | |
29 | 28 | fveq2d | |
30 | 26 29 | oveq12d | |
31 | 30 | cbvitgv | |
32 | 22 31 | breqtrdi | |
33 | 1 4 5 7 9 15 21 32 | tgoldbachgtda | |
34 | 1 2 3 | hgt749d | |
35 | 33 34 | r19.29vva | |