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| Description: Deduction negating both sides of a logical equivalence. |
| Ref | Expression |
|---|---|
| bid.1 |
|
| Ref | Expression |
|---|---|
| notbid |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | bid.1 |
. 2
| |
| 2 | notbi 525 |
. 2
| |
| 3 | 1, 2 | sylib 196 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: imbi1d 616 con3th 771 equsex 1189 drex1 1193 cbvex 1203 hbsb4 1286 cbvexd 1359 ax11inda 1410 2mo 1487 neeq1 1633 neeq2 1634 necon3abid 1642 neleq1 1688 neleq2 1689 gencbval 1886 cla4egf 1907 cla42gv 1911 cla43gv 1913 ru 1984 sbcng 2017 sbcrext 2041 sbcrexgf 2043 eldif 2109 difeq2 2206 disjne 2368 prel12 2549 nalset 2786 dtru 2831 dtruALT 2848 opprc1b 2872 poeq1 2920 pocl 2922 posn 2928 sotric 2939 sotrieq 2940 so 2943 dffr2 2949 freq1 2952 efrirr 2957 tz7.2 2959 wereu 2972 nordeq 2994 ordtri1 3008 ordtri3 3011 rexxfrd 3121 rexxfr 3124 elpwunsn 3135 ordsucsssuc 3179 orduninsuc 3197 dfom2 3220 omssnlim 3232 ssnlim 3236 vtoclibr 3296 rexxp 3302 rexxpf 3304 weinxp 3319 cnvpo 3627 fvco 3885 cbvexfo 4000 f1oweALT 4020 ndmoprg 4104 canth 4205 tz7.44-2 4230 rdglem2 4239 tz7.48lem 4256 abianfp 4263 oacan 4318 omlimcl 4345 nneob 4395 2dom 4568 0sdomg 4611 php 4660 nndomo 4667 nnsdomo 4668 omsdomnn 4676 unfilem1 4694 supmo 4719 supub 4723 suplub 4724 supmaxlem 4731 suppr 4733 supsnALT 4735 zfregcl 4738 elirrv 4741 elirr 4742 en2lp 4747 noinfep 4786 rankr1g 4821 hta 4874 ac6n 4903 kmlem2 4912 kmlem4 4914 zorn2 4942 domtri 4987 alephord3 5028 alephval3 5053 axpowndlem2 5104 axpowndlem3 5105 axpowndlem4 5106 axregnd 5110 ltsopi 5170 addnidpi 5182 ltsopq 5229 genpnnp 5262 ltexprlem7 5302 addcanpr 5306 prlem936 5309 reclem1pr 5310 reclem3pr 5312 supexpr 5317 ltsosr 5357 suppsr 5376 supsrlem6 5384 supre 5414 ltsor 5415 xrlenlt 5655 axlttri 5657 axsup 5661 muln0b 5849 lediv1 5995 lediv1OLD 5996 lemuldiv 6020 le2msqi 6027 rpneg 6211 lbinfm 6216 infm3 6222 infmsup 6236 xrsupexmnf 6242 xrinfmexpnf 6243 xrsupsslem 6244 xrinfmsslem 6245 xrub 6248 supxr 6249 supxrre 6251 lt0nnn0 6284 znnnlt1 6324 nneo 6369 qbtwnxr 6419 indstr 6588 sqrlem18 6891 sqrlem21 6894 sqrlem22 6895 sqr2irrlem3 6927 bccl2 7174 climrecl 7313 climge0 7315 climubii 7356 eirr 7599 acdc3 7698 acdc2 7702 acdc5 7705 acdc 7707 ruclem29 7750 ruclem35 7756 ruclem37 7758 ruclem39 7760 infxpidmlem10 7773 clsval2 7895 elcls 7914 bl2in 8053 tgioolem 8125 dscmet 8129 bcthlem9 8218 bcthlem33 8242 spwnex 8923 efif1lem6 9007 chpsscon3 9702 chnle 9713 nonbooli 9874 pjnel 9949 specval 10104 nmcoplbi 10237 nmcfnlbi 10266 stri 10465 hstri 10473 cvbr 10490 cvcon3 10492 chcv1 10563 cvexchlem 10576 chrelat2 10578 atnem0OLD 10586 fiiu 10738 vxveqv 10761 fiiu2 10852 cdrci 10994 isfil 11071 fipfil2 11077 efilcp2 11087 cnfilca 11088 rcfpfillem2 11090 bwt2 11123 iintlem1 11155 lpni 11417 ordiso 11426 ordtypelem5 11431 ordtypelem6 11432 ordtypelem7 11433 ordtype 11434 omsubss 11445 omsubdmss 11447 hscptsscld 11491 compfipin0lem 11492 compfipin0 11493 alexsublem2 11497 alexsublem3 11498 alexsublem4 11499 connsub 11502 reconnlem4 11510 t0dist 11602 ist1-2 11603 ist1-3 11604 t1sep 11607 fbasfip 11627 fbunfip 11631 fgfil 11638 extbas1 11641 filrn 11643 filfinnfr 11646 filssufil 11656 ufileu 11658 ufinffr 11663 flimcls 11684 hausfillim 11685 flimfcls 11725 flimfnfcls 11727 filnet 11768 inficl 11849 supubt 11855 fsumlt1 11894 heiborlem20 12030 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 |
| This theorem depends on definitions: df-bi 145 df-an 223 |