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| Description: Lemma used to derive properties of norm. Part of Theorem 3.3(ii) of [Beran] p. 97. |
| Ref | Expression |
|---|---|
| normlem1.1 |
|
| normlem1.2 |
|
| normlem1.3 |
|
| Ref | Expression |
|---|---|
| normlem0 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | normlem1.2 |
. . . . 5
| |
| 2 | normlem1.1 |
. . . . . 6
| |
| 3 | normlem1.3 |
. . . . . 6
| |
| 4 | 2, 3 | hvmulcl 8805 |
. . . . 5
|
| 5 | 1, 4 | hvsubval 8811 |
. . . 4
|
| 6 | 2 | mulm1 5444 |
. . . . . . 7
|
| 7 | 6 | opreq1i 3956 |
. . . . . 6
|
| 8 | ax1cn 5241 |
. . . . . . . 8
| |
| 9 | 8 | negcl 5341 |
. . . . . . 7
|
| 10 | 9, 2, 3 | hvmulass 8834 |
. . . . . 6
|
| 11 | 7, 10 | eqtr3 1489 |
. . . . 5
|
| 12 | 11 | opreq2i 3957 |
. . . 4
|
| 13 | 5, 12 | eqtr4 1490 |
. . 3
|
| 14 | 13, 13 | opreq12i 3958 |
. 2
|
| 15 | 2 | negcl 5341 |
. . . 4
|
| 16 | 15, 3 | hvmulcl 8805 |
. . 3
|
| 17 | 1, 16 | hvaddcl 8809 |
. . 3
|
| 18 | ax-his2 8871 |
. . 3
| |
| 19 | 1, 16, 17, 18 | mp3an 913 |
. 2
|
| 20 | his7t 8877 |
. . . . 5
| |
| 21 | 1, 1, 16, 20 | mp3an 913 |
. . . 4
|
| 22 | his5t 8874 |
. . . . . . 7
| |
| 23 | 15, 1, 3, 22 | mp3an 913 |
. . . . . 6
|
| 24 | 2 | cjneg 6732 |
. . . . . . 7
|
| 25 | 24 | opreq1i 3956 |
. . . . . 6
|
| 26 | 23, 25 | eqtr 1487 |
. . . . 5
|
| 27 | 26 | opreq2i 3957 |
. . . 4
|
| 28 | 21, 27 | eqtr 1487 |
. . 3
|
| 29 | ax-his3 8872 |
. . . . 5
| |
| 30 | 15, 3, 17, 29 | mp3an 913 |
. . . 4
|
| 31 | his7t 8877 |
. . . . . . 7
| |
| 32 | 3, 1, 16, 31 | mp3an 913 |
. . . . . 6
|
| 33 | his5t 8874 |
. . . . . . . 8
| |
| 34 | 15, 3, 3, 33 | mp3an 913 |
. . . . . . 7
|
| 35 | 34 | opreq2i 3957 |
. . . . . 6
|
| 36 | 32, 35 | eqtr 1487 |
. . . . 5
|
| 37 | 36 | opreq2i 3957 |
. . . 4
|
| 38 | 3, 1 | hicl 8869 |
. . . . . 6
|
| 39 | 15 | cjcl 6699 |
. . . . . . 7
|
| 40 | 3, 3 | hicl 8869 |
. . . . . . 7
|
| 41 | 39, 40 | mulcl 5293 |
. . . . . 6
|
| 42 | 15, 38, 41 | adddi 5298 |
. . . . 5
|
| 43 | 15, 39, 40 | mulass 5297 |
. . . . . . 7
|
| 44 | 24 | opreq2i 3957 |
. . . . . . . . 9
|
| 45 | 2 | cjcl 6699 |
. . . . . . . . . 10
|
| 46 | 2, 45 | mul2neg 5419 |
. . . . . . . . 9
|
| 47 | 44, 46 | eqtr 1487 |
. . . . . . . 8
|
| 48 | 47 | opreq1i 3956 |
. . . . . . 7
|
| 49 | 43, 48 | eqtr3 1489 |
. . . . . 6
|
| 50 | 49 | opreq2i 3957 |
. . . . 5
|
| 51 | 42, 50 | eqtr 1487 |
. . . 4
|
| 52 | 30, 37, 51 | 3eqtr 1491 |
. . 3
|
| 53 | 28, 52 | opreq12i 3958 |
. 2
|
| 54 | 14, 19, 53 | 3eqtr 1491 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: normlem1 8897 pjthlem5 9138 |
| 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-9 962 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-rep 2683 ax-sep 2693 ax-nul 2700 ax-pow 2732 ax-pr 2769 ax-un 2857 ax-inf2 4597 ax-hfvadd 8791 ax-hfvmul 8796 ax-hvmulass 8798 ax-hfi 8867 ax-his1 8870 ax-his2 8871 ax-his3 8872 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-3or 774 df-3an 775 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-nel 1580 df-ral 1641 df-rex 1642 df-reu 1643 df-rab 1644 df-v 1803 df-sbc 1932 df-csb 1992 df-dif 2039 df-un 2040 df-in 2041 df-ss 2043 df-pss 2045 df-nul 2271 df-if 2352 df-pw 2392 df-sn 2402 df-pr 2403 df-tp 2405 df-op 2406 df-uni 2494 df-int 2524 df-iun 2558 df-br 2610 df-opab 2657 df-tr 2671 df-eprel 2821 df-id 2824 df-po 2831 df-so 2841 df-fr 2907 df-we 2924 df-ord 2941 df-on 2942 df-lim 2943 df-suc 2944 df-om 3122 df-xp 3174 df-rel 3175 df-cnv 3176 df-co 3177 df-dm 3178 df-rn 3179 df-res 3180 df-ima 3181 df-fun 3182 df-fn 3183 df-f 3184 df-f1 3185 df-fo 3186 df-f1o 3187 df-fv 3188 df-rdg 3917 df-opr 3950 df-oprab 3951 df-1st 4063 df-2nd 4064 df-1o 4117 df-oadd 4119 df-om |