| Metamath Proof Explorer |
< Previous
Next >
Related theorems Unicode version |
| Description: Subset theorem for cross product. Generalization of Theorem 101 of [Suppes] p. 52. |
| Ref | Expression |
|---|---|
| ssxp |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | relxp 3245 |
. . 3
| |
| 2 | 1 | a1i 8 |
. 2
|
| 3 | prth 554 |
. . . 4
| |
| 4 | visset 1804 |
. . . . 5
| |
| 5 | 4 | opelxp 3204 |
. . . 4
|
| 6 | 4 | opelxp 3204 |
. . . 4
|
| 7 | 3, 5, 6 | 3imtr4g 551 |
. . 3
|
| 8 | ssel 2053 |
. . 3
| |
| 9 | ssel 2053 |
. . 3
| |
| 10 | 7, 8, 9 | syl2an 454 |
. 2
|
| 11 | 2, 10 | relssdv 3239 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: ssres2 3370 ssrnres 3467 coexg 3510 fssxp 3622 funssxp 3623 oprabss 3991 xpdom3 4425 dmaddpi 4990 dmmulpi 4991 axresscn 5240 mulnzcnopr 5671 climuz0 7045 xpnnen 7441 infxpidmlem7 7501 metreslem 7762 cncfmet 7844 remetba 7848 lmbrf 7868 iscauf 7877 iscau5 7878 lmsslem 7887 caussi 7889 lmclimnn 7899 resgrprn 8030 resgrprnOLD 8031 issubgi 8059 ghgrpilem4 8073 sspg 8321 ssps 8323 sspmlem 8325 circgrpOLD 8658 h2hcau 8788 h2hlm 8789 hhssabl 9053 hhssnv 9054 hhshsslem1 9057 ghomfo 10296 |
| 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-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 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 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-v 1803 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-opab 2657 df-xp 3174 df-rel 3175 |