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| Mirrors > Home > ILE Home > Th. List > leidd | Unicode version | ||
| Description: 'Less than or equal to' is reflexive. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| leidd.1 |
|
| Ref | Expression |
|---|---|
| leidd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | leidd.1 |
. 2
| |
| 2 | leid 8409 |
. 2
| |
| 3 | 1, 2 | syl 14 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on 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 4249 ax-pow 4311 ax-pr 4346 ax-un 4578 ax-setind 4684 ax-cnex 8270 ax-resscn 8271 ax-pre-ltirr 8291 |
| This proof 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-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-br 4131 df-opab 4193 df-xp 4780 df-cnv 4782 df-pnf 8362 df-mnf 8363 df-xr 8364 df-ltxr 8365 df-le 8366 |
| This theorem is used by: zextle 9737 uzind 9757 uzid 9936 z2ge 10228 nn0fz0 10526 fvinim0ffz 10660 flid 10719 modqabs2 10795 monoord 10922 leexp2r 11030 facwordi 11178 faclbnd6 11182 pfxsuffeqwrdeq 11470 sqrtgt0 11800 abs00ap 11828 isumlessdc 12263 cvgratnnlemnexp 12291 cvgratnnlemmn 12292 eirraplem 12544 nn0seqcvgd 12819 pcidlem 13102 pc2dvds 13109 pcprmpw2 13112 pcmpt 13122 ballotfilemsi 13258 eupth2fi 16720 trilpolemclim 17085 trilpolemisumle 17087 trilpolemeq1 17089 |
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