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Mirrors > Home > MPE Home > Th. List > blhalf | Structured version Unicode version |
Description: A ball of radius ![]() ![]() ![]() ![]() |
Ref | Expression |
---|---|
blhalf |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simpll 753 |
. 2
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2 | simplr 754 |
. 2
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3 | simprr 756 |
. . . 4
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4 | simprl 755 |
. . . . . . 7
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5 | 4 | rehalfcld 10675 |
. . . . . 6
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6 | 5 | rexrd 9537 |
. . . . 5
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7 | elbl 20088 |
. . . . 5
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8 | 1, 2, 6, 7 | syl3anc 1219 |
. . . 4
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9 | 3, 8 | mpbid 210 |
. . 3
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10 | 9 | simpld 459 |
. 2
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11 | 9 | simprd 463 |
. . . 4
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12 | xmetcl 20031 |
. . . . . 6
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13 | 1, 2, 10, 12 | syl3anc 1219 |
. . . . 5
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14 | xrltle 11230 |
. . . . 5
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15 | 13, 6, 14 | syl2anc 661 |
. . . 4
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16 | 11, 15 | mpd 15 |
. . 3
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17 | 5 | recnd 9516 |
. . . . 5
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18 | 17, 17 | pncand 9824 |
. . . 4
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19 | 4 | recnd 9516 |
. . . . . 6
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20 | 19 | 2halvesd 10674 |
. . . . 5
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21 | 20 | oveq1d 6208 |
. . . 4
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22 | 18, 21 | eqtr3d 2494 |
. . 3
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23 | 16, 22 | breqtrd 4417 |
. 2
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24 | blss2 20104 |
. 2
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25 | 1, 2, 10, 5, 4, 23, 24 | syl33anc 1234 |
1
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Colors of variables: wff setvar class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1592 ax-4 1603 ax-5 1671 ax-6 1710 ax-7 1730 ax-8 1760 ax-9 1762 ax-10 1777 ax-11 1782 ax-12 1794 ax-13 1952 ax-ext 2430 ax-sep 4514 ax-nul 4522 ax-pow 4571 ax-pr 4632 ax-un 6475 ax-cnex 9442 ax-resscn 9443 ax-1cn 9444 ax-icn 9445 ax-addcl 9446 ax-addrcl 9447 ax-mulcl 9448 ax-mulrcl 9449 ax-mulcom 9450 ax-addass 9451 ax-mulass 9452 ax-distr 9453 ax-i2m1 9454 ax-1ne0 9455 ax-1rid 9456 ax-rnegex 9457 ax-rrecex 9458 ax-cnre 9459 ax-pre-lttri 9460 ax-pre-lttrn 9461 ax-pre-ltadd 9462 ax-pre-mulgt0 9463 |
This theorem depends on definitions: df-bi 185 df-or 370 df-an 371 df-3or 966 df-3an 967 df-tru 1373 df-ex 1588 df-nf 1591 df-sb 1703 df-eu 2264 df-mo 2265 df-clab 2437 df-cleq 2443 df-clel 2446 df-nfc 2601 df-ne 2646 df-nel 2647 df-ral 2800 df-rex 2801 df-reu 2802 df-rmo 2803 df-rab 2804 df-v 3073 df-sbc 3288 df-csb 3390 df-dif 3432 df-un 3434 df-in 3436 df-ss 3443 df-nul 3739 df-if 3893 df-pw 3963 df-sn 3979 df-pr 3981 df-op 3985 df-uni 4193 df-iun 4274 df-br 4394 df-opab 4452 df-mpt 4453 df-id 4737 df-po 4742 df-so 4743 df-xp 4947 df-rel 4948 df-cnv 4949 df-co 4950 df-dm 4951 df-rn 4952 df-res 4953 df-ima 4954 df-iota 5482 df-fun 5521 df-fn 5522 df-f 5523 df-f1 5524 df-fo 5525 df-f1o 5526 df-fv 5527 df-riota 6154 df-ov 6196 df-oprab 6197 df-mpt2 6198 df-1st 6680 df-2nd 6681 df-er 7204 df-map 7319 df-en 7414 df-dom 7415 df-sdom 7416 df-pnf 9524 df-mnf 9525 df-xr 9526 df-ltxr 9527 df-le 9528 df-sub 9701 df-neg 9702 df-div 10098 df-2 10484 df-rp 11096 df-xneg 11193 df-xadd 11194 df-xmul 11195 df-psmet 17927 df-xmet 17928 df-bl 17930 |
This theorem is referenced by: met2ndci 20222 iscfil3 20909 cfilfcls 20910 iscmet3lem2 20928 lmcau 20948 lgamucov 27161 sstotbnd2 28814 isbnd2 28823 heiborlem8 28858 |
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