Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > ILE Home > Th. List > ubicc2 | Unicode version |
Description: The upper bound of a closed interval is a member of it. (Contributed by Paul Chapman, 26-Nov-2007.) (Revised by FL, 29-May-2014.) |
Ref | Expression |
---|---|
ubicc2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simp2 998 | . 2 | |
2 | simp3 999 | . 2 | |
3 | xrleid 9771 | . . 3 | |
4 | 3 | 3ad2ant2 1019 | . 2 |
5 | elicc1 9895 | . . 3 | |
6 | 5 | 3adant3 1017 | . 2 |
7 | 1, 2, 4, 6 | mpbir3and 1180 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wb 105 w3a 978 wcel 2146 class class class wbr 3998 (class class class)co 5865 cxr 7965 cle 7967 cicc 9862 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 614 ax-in2 615 ax-io 709 ax-5 1445 ax-7 1446 ax-gen 1447 ax-ie1 1491 ax-ie2 1492 ax-8 1502 ax-10 1503 ax-11 1504 ax-i12 1505 ax-bndl 1507 ax-4 1508 ax-17 1524 ax-i9 1528 ax-ial 1532 ax-i5r 1533 ax-13 2148 ax-14 2149 ax-ext 2157 ax-sep 4116 ax-pow 4169 ax-pr 4203 ax-un 4427 ax-setind 4530 ax-cnex 7877 ax-resscn 7878 ax-pre-ltirr 7898 |
This theorem depends on definitions: df-bi 117 df-3or 979 df-3an 980 df-tru 1356 df-fal 1359 df-nf 1459 df-sb 1761 df-eu 2027 df-mo 2028 df-clab 2162 df-cleq 2168 df-clel 2171 df-nfc 2306 df-ne 2346 df-nel 2441 df-ral 2458 df-rex 2459 df-rab 2462 df-v 2737 df-sbc 2961 df-dif 3129 df-un 3131 df-in 3133 df-ss 3140 df-pw 3574 df-sn 3595 df-pr 3596 df-op 3598 df-uni 3806 df-br 3999 df-opab 4060 df-id 4287 df-xp 4626 df-rel 4627 df-cnv 4628 df-co 4629 df-dm 4630 df-iota 5170 df-fun 5210 df-fv 5216 df-ov 5868 df-oprab 5869 df-mpo 5870 df-pnf 7968 df-mnf 7969 df-xr 7970 df-ltxr 7971 df-le 7972 df-icc 9866 |
This theorem is referenced by: ivthinclemum 13693 ivthinclemlopn 13694 ivthdec 13702 cos0pilt1 13853 |
Copyright terms: Public domain | W3C validator |