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| Mirrors > Home > ILE Home > Th. List > iccmax | Unicode version | ||
| Description: The closed interval from minus to plus infinity. (Contributed by Mario Carneiro, 4-Jul-2014.) |
| Ref | Expression |
|---|---|
| iccmax |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mnfxr 8375 |
. . 3
| |
| 2 | pnfxr 8371 |
. . 3
| |
| 3 | iccval 10304 |
. . 3
| |
| 4 | 1, 2, 3 | mp2an 430 |
. 2
|
| 5 | rabid2 2729 |
. . 3
| |
| 6 | mnfle 10176 |
. . . 4
| |
| 7 | pnfge 10173 |
. . . 4
| |
| 8 | 6, 7 | jca 306 |
. . 3
|
| 9 | 5, 8 | mprgbir 2608 |
. 2
|
| 10 | 4, 9 | eqtr4i 2262 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4247 ax-pow 4309 ax-pr 4344 ax-un 4576 ax-setind 4682 ax-cnex 8263 ax-resscn 8264 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-rab 2537 df-v 2823 df-sbc 3052 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-pw 3690 df-sn 3714 df-pr 3715 df-op 3717 df-uni 3934 df-br 4129 df-opab 4191 df-id 4436 df-xp 4778 df-rel 4779 df-cnv 4780 df-co 4781 df-dm 4782 df-iota 5335 df-fun 5377 df-fv 5383 df-ov 6081 df-oprab 6082 df-mpo 6083 df-pnf 8355 df-mnf 8356 df-xr 8357 df-ltxr 8358 df-le 8359 df-icc 10279 |
| This theorem is referenced by: (None) |
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