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| Description: The range of a projection. Part of Theorem 26.2 of [Halmos] p. 44. |
| Ref | Expression |
|---|---|
| pjfn.1 |
|
| Ref | Expression |
|---|---|
| pjrn |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rnopab 3347 |
. 2
| |
| 2 | pjfn.1 |
. . . . 5
| |
| 3 | 2 | pjfn 9586 |
. . . 4
|
| 4 | fnopabfv 3749 |
. . . 4
| |
| 5 | 3, 4 | mpbi 189 |
. . 3
|
| 6 | 5 | rneqi 3335 |
. 2
|
| 7 | visset 1809 |
. . . . . 6
| |
| 8 | eleq1 1531 |
. . . . . . 7
| |
| 9 | fveq2 3715 |
. . . . . . . 8
| |
| 10 | 9 | eqeq2d 1483 |
. . . . . . 7
|
| 11 | 8, 10 | anbi12d 627 |
. . . . . 6
|
| 12 | 7, 11 | cla4ev 1865 |
. . . . 5
|
| 13 | 2 | chel 9041 |
. . . . 5
|
| 14 | pjidt 9580 |
. . . . . . 7
| |
| 15 | 2, 14 | mpan 694 |
. . . . . 6
|
| 16 | 15 | eqcomd 1477 |
. . . . 5
|
| 17 | 12, 13, 16 | sylanc 471 |
. . . 4
|
| 18 | eleq1 1531 |
. . . . . . 7
| |
| 19 | 2 | pjcl 9189 |
. . . . . . 7
|
| 20 | 18, 19 | syl5bir 210 |
. . . . . 6
|
| 21 | 20 | impcom 351 |
. . . . 5
|
| 22 | 21 | 19.23aiv 1293 |
. . . 4
|
| 23 | 17, 22 | impbi 157 |
. . 3
|
| 24 | 23 | abbi2i 1571 |
. 2
|
| 25 | 1, 6, 24 | 3eqtr4 1502 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: pjfo 9588 pjf 9589 pj11 9596 pjss1co 10029 pjima 10042 pj3 10074 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 960 ax-gen 961 ax-8 962 ax-9 963 ax-10 964 ax-11 965 ax-12 966 ax-13 967 ax-14 968 ax-17 969 ax-4 971 ax-5o 973 ax-6o 976 ax-9o 1121 ax-10o 1138 ax-16 1208 ax-11o 1216 ax-ext 1457 ax-rep 2688 ax-sep 2698 ax-nul 2705 ax-pow 2737 ax-pr 2774 ax-un 2861 ax-reg 4573 ax-inf2 4605 ax-ac 4724 ax-hilex 8808 ax-hfvadd 8809 ax-hvcom 8810 ax-hvass 8811 ax-hv0cl 8812 ax-hvaddid 8813 ax-hfvmul 8814 ax-hvmulid 8815 ax-hvmulass 8816 ax-hvdistr1 8817 ax-hvdistr2 8818 ax-hvmul0 8819 ax-hfi 8885 ax-his1 8888 ax-his2 8889 ax-his3 8890 ax-his4 8891 ax-hcompl 9010 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-3or 775 df-3an 776 df-ex 979 df-sb 1170 df-eu 1380 df-mo 1381 df-clab 1462 df-cleq 1467 df-clel 1470 df-ne 1584 df-nel 1585 df-ral 1646 df-rex 1647 df-reu 1648 df-rab 1649 df-v 1808 df-sbc 1938 df-csb 1998 df-dif 2045 df-un 2046 df-in 2047 df-ss 2049 df-pss 2051 df-nul 2277 df-if 2358 df-pw 2398 df-sn 2408 df-pr 2409 df-tp 2411 df-op 2412 df-uni 2499 df-int 2529 df-iun 2563 df-iin 2564 df-br 2615 df-opab 2662 df-tr 2676 df-eprel 2827 df-id 2830 df-po 2835 df-so 2845 df-fr 2912 df-we 2929 df-ord 2946 df-on 2947 df-lim 2948 df-suc 2949 df-om 3127 df-xp 3179 df-rel 3180 df-cnv 3181 df-co 3182 df-dm 3183 df-rn 3184 df-res 3185 df-ima 3186 df-fun 3187 df-fn 3188 df-f 3189 df-f1 3190 df-fo 3191 df-f1o 3192 df-fv 3193 df-rdg 3923 df-opr 3956 df-oprab 3957 df-1st 4069 df-2nd 4070 df-1o 4123 df-oadd 4125 df-omul 4126 df-er 4251 df-ec 4253 df-qs 4256 df-map 4314 df-en 4357 df-dom 4358 df-sdom 4359 df-sup 4554 df-r1 4623 df-rank 4624 df-ni 4980 df-pli 4981 df-mi 4982 df-lti 4983 df-plpq 5015 df-mpq 5016 df-enq 5017 df-nq 5018 df-plq 5019 df-mq 5020 df-rq 5021 df-ltq 5022 df-1q 5023 df-np 5066 df-1p 5067 df-plp 5068 df-mp 5069 df-ltp 5070 df-plpr 5144 df-mpr 5145 df-enr 5146 df-nr 5147 df-plr 5148 df-mr 5149 df-ltr 5150 df-0r 5151 df-1r 5152 df-m1r 5153 df-c 5220 df-0 5221 df-1 5222 df-i 5223 df-r 5224 df-plus 5225 df-mul 5226 df-lt 5227 df-sub 5336 df-neg 5338 df-pnf 5467 df-mnf 5468 df-xr 5469 df-ltxr 5470 df-le 5471 df-div 5680 df-n 5881 df-2 5925 df-3 5926 df-4 5927 df-n0 6055 df-z 6091 df-fl 6180 df-q 6202 df-seq1 6253 df-shft 6286 df-ioo 6306 df-uz 6358 df-fz 6408 df-seqz 6473 df-exp 6509 df-sqr 6608 df-re 6690 df-im 6691 df-cj 6692 df-abs 6693 df-clim 6921 df-sum 6926 df-top 7542 df-bases 7544 df-topgen 7545 df-cld 7613 df-ntr 7614 df-cls 7615 df-cn 7704 df-cnp 7705 df-haus 7732 df-met 7743 df-bl 7745 df-opn 7746 df-lm 7874 df-grp 7987 df-gid 7988 df-ginv 7989 df-gdiv 7990 df-abl 8051 df-vc 8117 df-nv 8163 df-va 8166 df-ba 8167 df-sm 8168 df-0v 8169 df-vs 8170 df-nm 8171 df-ims 8172 df-ip 8297 df-ph 8416 df-hnorm 8776 df-hvsub 8779 df-hlim 8780 df-hcau 8781 df-sh 9015 df-ch 9031 df-oc 9063 df-ch0 9064 df-pj 9175 |