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Related theorems Unicode version |
| Description: Union is smaller than subspace sum. |
| Ref | Expression |
|---|---|
| shincl.1 |
|
| shincl.2 |
|
| Ref | Expression |
|---|---|
| shunss |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | shincl.1 |
. . . . . . 7
| |
| 2 | 1 | shel 9003 |
. . . . . 6
|
| 3 | ax-hvaddid 8795 |
. . . . . . 7
| |
| 4 | 3 | eqcomd 1472 |
. . . . . 6
|
| 5 | 2, 4 | syl 10 |
. . . . 5
|
| 6 | shincl.2 |
. . . . . . 7
| |
| 7 | sh0 9005 |
. . . . . . 7
| |
| 8 | 6, 7 | ax-mp 7 |
. . . . . 6
|
| 9 | rcla4eopr 3975 |
. . . . . 6
| |
| 10 | 8, 9 | mp3an2 901 |
. . . . 5
|
| 11 | 5, 10 | mpdan 702 |
. . . 4
|
| 12 | 6 | shel 9003 |
. . . . . 6
|
| 13 | hvaddid2t 8813 |
. . . . . . 7
| |
| 14 | 13 | eqcomd 1472 |
. . . . . 6
|
| 15 | 12, 14 | syl 10 |
. . . . 5
|
| 16 | sh0 9005 |
. . . . . . 7
| |
| 17 | 1, 16 | ax-mp 7 |
. . . . . 6
|
| 18 | rcla4eopr 3975 |
. . . . . 6
| |
| 19 | 17, 18 | mp3an1 900 |
. . . . 5
|
| 20 | 15, 19 | mpdan 702 |
. . . 4
|
| 21 | 11, 20 | jaoi 341 |
. . 3
|
| 22 | elun 2163 |
. . 3
| |
| 23 | 1, 6 | shsel 9195 |
. . 3
|
| 24 | 21, 22, 23 | 3imtr4 219 |
. 2
|
| 25 | 24 | ssriv 2059 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: shunssj 9254 shsumval2 9275 shjshs 9330 spanun 9382 osum 9503 |
| 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-sep 2693 ax-pow 2732 ax-pr 2769 ax-un 2857 ax-hilex 8790 ax-hfvadd 8791 ax-hvcom 8792 ax-hv0cl 8794 ax-hvaddid 8795 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-3an 775 df-ex 978 df-sb 1168 df-eu 1375 df-mo 1376 df-clab 1457 df-cleq 1462 df-clel 1465 df-ne 1579 df-ral 1641 df-rex 1642 df-rab 1644 df-v 1803 df-sbc 1932 df-csb 1992 df-dif 2039 df-un 2040 df-in 2041 df-ss 2043 df-nul 2271 df-pw 2392 df-sn 2402 df-pr 2403 df-op 2406 df-uni 2494 df-br 2610 df-opab 2657 df-id 2824 df-xp 3174 df-rel 3175 df-cnv 3176 df-co 3177 df-dm 3178 df-rn 3179 df-res 3180 df-ima 3181 df-fun 3182 df-fn 3183 df-f 3184 df-fv 3188 df-opr 3950 df-oprab 3951 df-sh 8997 df-shsum 9188 |