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Related theorems Unicode version |
| Description: Lemma for projection commutation theorem. |
| Ref | Expression |
|---|---|
| pjclem1.1 |
|
| pjclem1.2 |
|
| Ref | Expression |
|---|---|
| pjclem1 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | pjclem1.1 |
. . . . . 6
| |
| 2 | pjclem1.2 |
. . . . . 6
| |
| 3 | 1, 2 | cmbr 5499 |
. . . . 5
|
| 4 | fveq2 2832 |
. . . . 5
| |
| 5 | 3, 4 | sylbi 174 |
. . . 4
|
| 6 | inss2 1658 |
. . . . . . . 8
| |
| 7 | 1 | chocl 5192 |
. . . . . . . . . 10
|
| 8 | 2, 7 | chub2 5391 |
. . . . . . . . 9
|
| 9 | 1, 2 | chdmm3 5400 |
. . . . . . . . 9
|
| 10 | 8, 9 | sseqtr4 1533 |
. . . . . . . 8
|
| 11 | 6, 10 | sstri 1512 |
. . . . . . 7
|
| 12 | 1, 2 | chincl 5382 |
. . . . . . . 8
|
| 13 | 2 | chocl 5192 |
. . . . . . . . 9
|
| 14 | 1, 13 | chincl 5382 |
. . . . . . . 8
|
| 15 | 12, 14 | pjscj 5640 |
. . . . . . 7
|
| 16 | 11, 15 | ax-mp 6 |
. . . . . 6
|
| 17 | 16 | cleq2i 1111 |
. . . . 5
|
| 18 | coeq2 2503 |
. . . . . 6
| |
| 19 | 12 | pjf 5588 |
. . . . . . . . . 10
|
| 20 | 14 | pjf 5588 |
. . . . . . . . . 10
|
| 21 | 2, 19, 20 | pjsdi 5625 |
. . . . . . . . 9
|
| 22 | 12, 2 | pjss1co 5633 |
. . . . . . . . . . 11
|
| 23 | 6, 22 | mpbi 164 |
. . . . . . . . . 10
|
| 24 | 2, 14 | pjorthco 5639 |
. . . . . . . . . . 11
|
| 25 | 10, 24 | ax-mp 6 |
. . . . . . . . . 10
|
| 26 | 23, 25 | opreq12i 3011 |
. . . . . . . . 9
|
| 27 | 19 | hoid0 5614 |
. . . . . . . . 9
|
| 28 | 21, 26, 27 | 3eqtr 1123 |
. . . . . . . 8
|
| 29 | 28 | cleq2i 1111 |
. . . . . . 7
|
| 30 | coeq2 2503 |
. . . . . . . 8
| |
| 31 | inss1 1657 |
. . . . . . . . 9
| |
| 32 | 12, 1 | pjss1co 5633 |
. . . . . . . . 9
|
| 33 | 31, 32 | mpbi 164 |
. . . . . . . 8
|
| 34 | 30, 33 | syl6eq 1140 |
. . . . . . 7
|
| 35 | 29, 34 | sylbi 174 |
. . . . . 6
|
| 36 | 18, 35 | syl 12 |
. . . . 5
|
| 37 | 17, 36 | sylbi 174 |
. . . 4
|
| 38 | 5, 37 | syl 12 |
. . 3
|
| 39 | 1, 2 | cmcm3 5503 |
. . . . 5
|
| 40 | 7, 2 | cmbr 5499 |
. . . . 5
|
| 41 | 39, 40 | bitr 151 |
. . . 4
|
| 42 | fveq2 2832 |
. . . . 5
| |
| 43 | inss2 1658 |
. . . . . . . . 9
| |
| 44 | 2, 1 | chub2 5391 |
. . . . . . . . . 10
|
| 45 | 1, 2 | chdmm4 5401 |
. . . . . . . . . 10
|
| 46 | 44, 45 | sseqtr4 1533 |
. . . . . . . . 9
|
| 47 | 43, 46 | sstri 1512 |
. . . . . . . 8
|
| 48 | 7, 2 | chincl 5382 |
. . . . . . . . 9
|
| 49 | 7, 13 | chincl 5382 |
. . . . . . . . 9
|
| 50 | 48, 49 | pjscj 5640 |
. . . . . . . 8
|
| 51 | 47, 50 | ax-mp 6 |
. . . . . . 7
|
| 52 | 51 | cleq2i 1111 |
. . . . . 6
|
| 53 | coeq2 2503 |
. . . . . . 7
| |
| 54 | 48 | pjf 5588 |
. . . . . . . . . . 11
|