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Mirrors > Home > ILE Home > Th. List > xrleidd | Unicode version |
Description: 'Less than or equal to' is reflexive for extended reals. Deduction form of xrleid 9732. (Contributed by Glauco Siliprandi, 26-Jun-2021.) |
Ref | Expression |
---|---|
xrleidd.1 |
Ref | Expression |
---|---|
xrleidd |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | xrleidd.1 | . 2 | |
2 | xrleid 9732 | . 2 | |
3 | 1, 2 | syl 14 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wcel 2136 class class class wbr 3981 cxr 7928 cle 7930 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 604 ax-in2 605 ax-io 699 ax-5 1435 ax-7 1436 ax-gen 1437 ax-ie1 1481 ax-ie2 1482 ax-8 1492 ax-10 1493 ax-11 1494 ax-i12 1495 ax-bndl 1497 ax-4 1498 ax-17 1514 ax-i9 1518 ax-ial 1522 ax-i5r 1523 ax-13 2138 ax-14 2139 ax-ext 2147 ax-sep 4099 ax-pow 4152 ax-pr 4186 ax-un 4410 ax-setind 4513 ax-cnex 7840 ax-resscn 7841 ax-pre-ltirr 7861 |
This theorem depends on definitions: df-bi 116 df-3or 969 df-3an 970 df-tru 1346 df-fal 1349 df-nf 1449 df-sb 1751 df-eu 2017 df-mo 2018 df-clab 2152 df-cleq 2158 df-clel 2161 df-nfc 2296 df-ne 2336 df-nel 2431 df-ral 2448 df-rex 2449 df-rab 2452 df-v 2727 df-dif 3117 df-un 3119 df-in 3121 df-ss 3128 df-pw 3560 df-sn 3581 df-pr 3582 df-op 3584 df-uni 3789 df-br 3982 df-opab 4043 df-xp 4609 df-cnv 4611 df-pnf 7931 df-mnf 7932 df-xr 7933 df-ltxr 7934 df-le 7935 |
This theorem is referenced by: xleadd1a 9805 xleaddadd 9819 xrmaxadd 11198 xrbdtri 11213 pcdvdstr 12254 pcadd 12267 blssps 13027 blss 13028 |
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