Mathbox for Alexander van der Vekens |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > ax-bgbltosilva | Structured version Visualization version Unicode version |
Description: The binary Goldbach conjecture is valid for all even numbers less than or equal to 4x10^18, see section 2 in [OeSilva] p. 2042. Temporarily provided as "axiom". (Contributed by AV, 3-Aug-2020.) (Revised by AV, 9-Sep-2021.) |
Ref | Expression |
---|---|
ax-bgbltosilva | Even ;; GoldbachEven |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cN | . . . 4 | |
2 | ceven 41537 | . . . 4 Even | |
3 | 1, 2 | wcel 1990 | . . 3 Even |
4 | c4 11072 | . . . 4 | |
5 | clt 10074 | . . . 4 | |
6 | 4, 1, 5 | wbr 4653 | . . 3 |
7 | c1 9937 | . . . . . . 7 | |
8 | cc0 9936 | . . . . . . 7 | |
9 | 7, 8 | cdc 11493 | . . . . . 6 ; |
10 | c8 11076 | . . . . . . 7 | |
11 | 7, 10 | cdc 11493 | . . . . . 6 ; |
12 | cexp 12860 | . . . . . 6 | |
13 | 9, 11, 12 | co 6650 | . . . . 5 ;; |
14 | cmul 9941 | . . . . 5 | |
15 | 4, 13, 14 | co 6650 | . . . 4 ;; |
16 | cle 10075 | . . . 4 | |
17 | 1, 15, 16 | wbr 4653 | . . 3 ;; |
18 | 3, 6, 17 | w3a 1037 | . 2 Even ;; |
19 | cgbe 41633 | . . 3 GoldbachEven | |
20 | 1, 19 | wcel 1990 | . 2 GoldbachEven |
21 | 18, 20 | wi 4 | 1 Even ;; GoldbachEven |
Colors of variables: wff setvar class |
This axiom is referenced by: bgoldbachlt 41701 tgblthelfgott 41703 |
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