| Metamath Proof Explorer |
< Previous
Next >
Related theorems Unicode version |
| Description: Inference from Theorem 19.21 of [Margaris] p. 90. |
| Ref | Expression |
|---|---|
| 19.21ai.1 |
|
| 19.21ai.2 |
|
| Ref | Expression |
|---|---|
| 19.21ai |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 19.21ai.1 |
. 2
| |
| 2 | 19.21ai.2 |
. . 3
| |
| 3 | 2 | 19.20i 991 |
. 2
|
| 4 | 1, 3 | syl 10 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: hbim 1006 19.12 1046 19.21 1055 19.21ad 1058 19.22d 1061 19.23 1062 19.23ad 1065 19.38 1080 nexd 1101 albid 1103 exbid 1104 hbnd 1108 ax11i 1137 sb6x 1188 equs5e 1198 aev 1208 sbbid 1246 dvelimdf 1251 sb6rf 1260 sb8 1261 a16g 1276 19.21aiv 1286 ax11f 1365 ax11indalem 1368 ax11inda2ALT 1369 a12lem1 1376 2moex 1440 2mo 1447 abbid 1575 r19.21ai 1711 ceqsalg 1823 ceqsex 1832 sbcbid 1974 csbeq2d 2016 hbcsb1g 2022 hbcsbg 2024 csbnestglem 2033 csbnest1g 2035 zfrepclf 2696 ssopab2 2819 dmcosseq 3362 imadif 3571 fnopabg 3612 hbfvd2 3728 axrepnd 4933 axunnd 4935 axpownd 4940 axregndlem1 4941 axacndlem1 4946 axacndlem2 4947 axacndlem3 4948 axacndlem4 4949 axacndlem5 4950 axacnd 4951 suppsr3 5211 chcmh 9101 homcard 10520 imonclem 10690 ismonc 10691 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-mp 7 ax-gen 962 ax-4 972 ax-5o 974 |