| Metamath Proof Explorer |
< Previous
Next >
Related theorems Unicode version |
| Description: Two numbers whose reciprocals add to 1 are called "conjugates" and satisfy this relationship. Equation 5 of [Kreyszig] p. 12. |
| Ref | Expression |
|---|---|
| conjmult |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mul23t 5391 |
. . . . . . 7
| |
| 2 | simpll 412 |
. . . . . . 7
| |
| 3 | simprl 414 |
. . . . . . 7
| |
| 4 | recclt 5684 |
. . . . . . . 8
| |
| 5 | 4 | adantr 389 |
. . . . . . 7
|
| 6 | 1, 2, 3, 5 | syl3anc 856 |
. . . . . 6
|
| 7 | recidt 5698 |
. . . . . . . 8
| |
| 8 | 7 | opreq1d 3960 |
. . . . . . 7
|
| 9 | 8 | adantr 389 |
. . . . . 6
|
| 10 | mulid2t 5389 |
. . . . . . 7
| |
| 11 | 10 | ad2antrl 406 |
. . . . . 6
|
| 12 | 6, 9, 11 | 3eqtrd 1503 |
. . . . 5
|
| 13 | axmulass 5250 |
. . . . . . 7
| |
| 14 | recclt 5684 |
. . . . . . . 8
| |
| 15 | 14 | adantl 388 |
. . . . . . 7
|
| 16 | 13, 2, 3, 15 | syl3anc 856 |
. . . . . 6
|
| 17 | recidt 5698 |
. . . . . . . 8
| |
| 18 | 17 | opreq2d 3961 |
. . . . . . 7
|
| 19 | 18 | adantl 388 |
. . . . . 6
|
| 20 | ax1id 5254 |
. . . . . . 7
| |
| 21 | 20 | ad2antrr 404 |
. . . . . 6
|
| 22 | 16, 19, 21 | 3eqtrd 1503 |
. . . . 5
|
| 23 | 12, 22 | opreq12d 3963 |
. . . 4
|
| 24 | axdistr 5251 |
. . . . 5
| |
| 25 | axmulcl 5245 |
. . . . . 6
| |
| 26 | 25 | ad2ant2r 409 |
. . . . 5
|
| 27 | 24, 26, 5, 15 | syl3anc 856 |
. . . 4
|
| 28 | axaddcom 5247 |
. . . . 5
| |
| 29 | 28 | ad2ant2r 409 |
. . . 4
|
| 30 | 23, 27, 29 | 3eqtr4d 1509 |
. . 3
|
| 31 | ax1id 5254 |
. . . . 5
| |
| 32 | 25, 31 | syl 10 |
. . . 4
|
| 33 | 32 | ad2ant2r 409 |
. . 3
|
| 34 | 30, 33 | eqeq12d 1481 |
. 2
|
| 35 | ax1cn 5241 |
. . . 4
| |
| 36 | mulcant 5661 |
. . . 4
| |
| 37 | 35, 36 | mp3anl3 909 |
. . 3
|
| 38 | axaddcl 5243 |
. . . . 5
| |
| 39 | 38, 4, 14 | syl2an 454 |
. . . 4
|
| 40 | 26, 39 | jca 288 |
. . 3
|
| 41 | muln0t 5667 |
. . 3
| |
| 42 | 37, 40, 41 | sylanc 471 |
. 2
|
| 43 | muleqaddt 5669 |
. . . 4
| |
| 44 | eqcom 1469 |
. . . 4
| |
| 45 | 43, 44 | syl5bb 530 |
. . 3
|
| 46 | 45 | ad2ant2r 409 |
. 2
|
| 47 | 34, 42, 46 | 3bitr3d 546 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 959 ax-gen 960 ax-8 961 ax-9 962 ax-10 963 ax-11 964 ax-12 965 ax-13 966 ax-14 967 ax-17 968 ax-4 970 ax-5o 972 ax-6o 975 ax-9o 1119 ax-10o 1136 ax-16 1206 ax-11o 1213 ax-ext 1452 ax-rep 2683 ax-sep 2693 ax-nul 2700 ax-pow 2732 ax-pr 2769 ax-un 2857 ax-inf2 4597 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-3or 774 df-3an 775 df-ex 978 df-sb 1168 df-eu 1375 df-mo 1376 df-clab 1457 df-cleq |