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| Mirrors > Home > ILE Home > Th. List > biimtrrid | Unicode version | ||
| Description: A mixed syllogism inference from a nested implication and a biconditional. (Contributed by NM, 5-Aug-1993.) |
| Ref | Expression |
|---|---|
| biimtrrid.1 |
|
| biimtrrid.2 |
|
| Ref | Expression |
|---|---|
| biimtrrid |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | biimtrrid.1 |
. . 3
| |
| 2 | 1 | biimpri 133 |
. 2
|
| 3 | biimtrrid.2 |
. 2
| |
| 4 | 2, 3 | syl5 32 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 |
| This proof depends on definitions: df-bi 117 |
| This theorem is used by: 3imtr3g 204 19.37-1 1726 mo3h 2140 necon1bidc 2472 necon4aidc 2488 r19.30dc 2698 ceqex 2953 ssdisj 3581 ralidm 3628 exmid1dc 4337 rexxfrd 4609 sucprcreg 4696 imain 5463 f0rn0 5587 funopfv 5740 mpteqb 5796 funfvima 5950 fliftfun 6002 fvdifsuppst 6484 suppssrst 6501 suppssrgst 6502 iinerm 6881 eroveu 6900 th3qlem1 6911 updjudhf 7420 elni2 7682 genpdisj 7891 lttri3 8406 seqf1og 10973 nn0ltexp2 11163 zfz1iso 11309 ccatalpha 11397 cau3lem 11897 maxleast 11996 rexanre 12003 climcau 12132 summodc 12169 mertenslem2 12322 prodmodclem2 12363 prodmodc 12364 fprodseq 12369 bitsfzolem 12740 bitsfzo 12741 divgcdcoprmex 12899 prmind2 12917 sqrtrirr 13008 pcqmul 13105 pcxcl 13113 pcadd 13142 mul4sq 13196 prmlem1a 13244 issubg2m 14045 dvdsrtr 14492 unitgrp 14507 subrgintm 14635 islssm 14778 znidom 15076 opnneiid 15356 txuni2 15448 txbas 15450 txbasval 15459 txlm 15471 blin2 15624 tgqioo 15747 plyadd 15943 plymul 15944 ppiublem1 16252 lgsquad2lem2 16367 2sqlem5 16404 uhgr2edg 16613 uspgr2wlkeq 16772 bj-charfunr 17002 |
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