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| Description: Part of Lemma 3.6 of [Beran] p. 100. We need the square root for the norm limit. Used by projlem28 5220. |
| Ref | Expression |
|---|---|
| projlem1.1 |
|
| projlem1.2 |
|
| projlem2.3 |
|
| Ref | Expression |
|---|---|
| projlem2 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | projlem1.1 |
. . 3
| |
| 2 | projlem1.2 |
. . 3
| |
| 3 | 1, 2 | projlem1 5193 |
. 2
|
| 4 | lt2sqet 4706 |
. . . . 5
| |
| 5 | sqrclt 4767 |
. . . . . . . 8
| |
| 6 | redivclt 4276 |
. . . . . . . . 9
| |
| 7 | nnret 4427 |
. . . . . . . . . 10
| |
| 8 | 4re 4473 |
. . . . . . . . . . 11
| |
| 9 | 2re 4470 |
. . . . . . . . . . . . 13
| |
| 10 | 9, 1 | remulcl 4119 |
. . . . . . . . . . . 12
|
| 11 | ax1re 4064 |
. . . . . . . . . . . 12
| |
| 12 | 10, 11 | readdcl 4118 |
. . . . . . . . . . 11
|
| 13 | 8, 12 | remulcl 4119 |
. . . . . . . . . 10
|
| 14 | 7, 13 | jctil 240 |
. . . . . . . . 9
|
| 15 | nnne0t 4444 |
. . . . . . . . 9
| |
| 16 | 6, 14, 15 | sylanc 361 |
. . . . . . . 8
|
| 17 | divge0t 4403 |
. . . . . . . . 9
| |
| 18 | nngt0t 4441 |
. . . . . . . . . 10
| |
| 19 | ax0re 4063 |
. . . . . . . . . . 11
| |
| 20 | 4pos 4481 |
. . . . . . . . . . . 12
| |
| 21 | 2pos 4479 |
. . . . . . . . . . . . . . 15
| |
| 22 | 19, 9, 21 | ltlei 4303 |
. . . . . . . . . . . . . 14
|
| 23 | projlem2.3 |
. . . . . . . . . . . . . 14
| |
| 24 | 9, 1 | mulge0 4335 |
. . . . . . . . . . . . . 14
|
| 25 | 22, 23, 24 | mp2an 520 |
. . . . . . . . . . . . 13
|
| 26 | lt01 4377 |
. . . . . . . . . . . . 13
| |
| 27 | 10, 11 | addgegt0 4325 |
. . . . . . . . . . . . 13
|
| 28 | 25, 26, 27 | mp2an 520 |
. . . . . . . . . . . 12
|
| 29 | 8, 12, 20, 28 | mulgt0i 4336 |
. . . . . . . . . . 11
|
| 30 | 19, 13, 29 | ltlei 4303 |
. . . . . . . . . 10
|
| 31 | 18, 30 | jctil 240 |
. . . . . . . . 9
|
| 32 | 17, 14, 31 | sylc 62 |
. . . . . . . 8
|
| 33 | 5, 16, 32 | sylanc 361 |
. . . . . . 7
|
| 34 | 33, 2 | jctir 241 |
. . . . . 6
|
| 35 | 34 | adantl 305 |
. . . . 5
|
| 36 | sqrge0t 4769 |
. . . . . . . 8
| |
| 37 | 36, 16, 32 | sylanc 361 |
. . . . . . 7
|
| 38 | 19, 2 | ltle 4302 |
. . . . . . 7
|
| 39 | 37, 38 | anim12i 268 |
. . . . . 6
|
| 40 | 39 | ancoms 334 |
. . . . 5
|
| 41 | 4, 35, 40 | sylc 62 |
. . . 4
|
| 42 | sqsqrt 4776 |
. . . . . . 7
| |
| 43 | 42, 16, 32 | sylanc 361 |
. . . . . 6
|
| 44 | 43 | breq1d 2071 |
. . . . 5
|
| 45 | 44 | adantl 305 |
. . . 4
|
| 46 | 41, 45 | bitrd 406 |
. . 3
|
| 47 | 46 | birexdva 1216 |
. 2
|
| 48 | 3, 47 | mpbird 171 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: projlem28 5220 |
| This theorem was proved from axioms: ax-1 3 ax-2 4 ax-3 5 ax-mp 6 ax-4 673 ax-5 674 ax-6 675 ax-7 676 ax-gen 677 ax-8 798 ax-9 799 ax-10 800 ax-11 801 ax-12 802 ax-13 804 ax-14 805 ax-16 922 ax-17 925 ax-ext 1074 ax-rep 1075 ax-un 1076 ax-pow 1077 ax-reg 1078 ax-inf 1079 |
| This theorem depends on definitions: df-bi 128 df-or 197 df-an 198 df-3or 582 df-3an 583 df-ex 679 df-sb 853 df-eu 1009 df-mo 1010 df-clab 1093 df-cleq 1097 df-clel 1099 df-ne 1192 df-ral 1205 df-rex 1206 df-reu 1207 df-rab 1208 df-v 1349 df-sbc 1441 df-dif 1489 df-un 1490 df-in 1491 df-ss 1492 df-pss 1494 df-nul 1708 df-if 1777 df-pw 1799 df-sn 1811 df-pr 1812 df-tp 1814 df-op 1815 df-uni 1920 df-int 1966 df-iun 1996 df-tr 2042 df-br 2063 df-opab 2098 df-eprel 2122 df-id 2125 df-po 2128 df-so 2138 df-sup 2154 df-fr 2169 df-we 2186 df-ord 2202 df-on 2203 df-lim 2204 df-suc 2205 df-om 2373 df-xp 2424 df-rel 2425 df-cnv 2426 df-co 2427 df-dm 2428 df-rn 2429 df-res 2430 df-ima 2431 df-fun 2432 df-fn 2433 df-f 2434 df-f1 2435 df-fo 2436 df-f1o 2437 df-fv 2438 df-rdg 2970 df-opr 3003 df-oprab 3004 df-1st 3087 df-2nd 3088 df-1o 3104 df-oadd 3106 df-omul 3107 df-er 3200 df-ec 3202 df-qs 3205 df-ni 3794 df-pli 3795 df-mi 3796 df-lti 3797 df-plpq 3829 df-mpq 3830 df-enq 3831 df-nq 3832 df-plq 3833 df-mq 3834 df-rq 3835 df-ltq 3836 df-1q 3837 df-np 3880 df-1p 3881 df-plp 3882 df-mp 3883 df-ltp 3884 df-plpr 3958 df-mpr 3959 df-enr 3960 df-nr 3961 df-plr 3962 df-mr 3963 df-ltr 3964 df-0r 3965 df-1r 3966 df-m1r 3967 df-c 4034 df-0 4035 df-1 4036 df-r 4038 df-plus 4039 df-mul 4040 df-lt 4041 df-sub 4133 df-neg 4135 df-div 4216 df-le 4277 df-n 4423 df-2 4462 df-3 4463 df-4 4464 df-n0 4535 df-z 4564 df-seq 4661 df-exp 4676 df-sqr 4728 |