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| Description: Transitivity of dominance relation. Theorem 17 of [Suppes] p. 94. |
| Ref | Expression |
|---|---|
| domtr |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | reldom 4379 |
. 2
| |
| 2 | eeanv 1325 |
. . . 4
| |
| 3 | f1co 3673 |
. . . . . . 7
| |
| 4 | 3 | ancoms 438 |
. . . . . 6
|
| 5 | visset 1816 |
. . . . . . 7
| |
| 6 | 5 | f1dom 4405 |
. . . . . 6
|
| 7 | 4, 6 | syl 10 |
. . . . 5
|
| 8 | 7 | 19.23aivv 1298 |
. . . 4
|
| 9 | 2, 8 | sylbir 201 |
. . 3
|
| 10 | visset 1816 |
. . . 4
| |
| 11 | 10 | brdom 4384 |
. . 3
|
| 12 | visset 1816 |
. . . 4
| |
| 13 | 12 | brdom 4384 |
. . 3
|
| 14 | 9, 11, 13 | syl2anb 457 |
. 2
|
| 15 | domrefg 4399 |
. . 3
| |
| 16 | 5, 15 | ax-mp 7 |
. 2
|
| 17 | 1, 14, 16 | vtoclrbr 3218 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: endomtr 4426 domentr 4427 undom 4444 sdomdomtr 4475 fodom 4808 brdom3 4811 brdom5 4812 brdom4 4813 imadomg 4816 uniimadom 4820 sucdom 4852 sucdomOLD 4853 unxpdomlem 4854 unxpdom2 4856 sucxpdom 4857 ondomon 4867 alephval2 4913 cdadom3 4947 cdainf 4949 infxpidmlem8 7560 infxpidmlem11 7563 infxpidmlem12 7564 infunabs 7566 infcdaabs 7567 infcda 7568 infdif 7569 infdif2 7570 infxp 7573 infmap1 7574 iunctb 7576 alephexp1 7586 cctop 7649 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 964 ax-gen 965 ax-8 966 ax-9 967 ax-10 968 ax-11 969 ax-12 970 ax-13 971 ax-14 972 ax-17 973 ax-4 975 ax-5o 977 ax-6o 980 ax-9o 1125 ax-10o 1142 ax-16 1212 ax-11o 1220 ax-ext 1462 ax-rep 2698 ax-sep 2708 ax-pow 2748 ax-pr 2785 ax-un 2872 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-ex 983 df-sb 1174 df-eu 1384 df-mo 1385 df-clab 1467 df-cleq 1472 df-clel 1475 df-ne 1590 df-rex 1653 df-v 1815 df-dif 2052 df-un 2053 df-in 2054 df-ss 2056 df-nul 2284 df-pw 2406 df-sn 2416 df-pr 2417 df-op 2420 df-uni 2508 df-br 2625 df-opab 2672 df-id 2841 df-xp 3190 df-rel 3191 df-cnv 3192 df-co 3193 df-dm 3194 df-rn 3195 df-res 3196 df-ima 3197 df-fun 3198 df-fn 3199 df-f 3200 df-f1 3201 df-fo 3202 df-f1o 3203 df-en 4374 df-dom 4375 |