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Related theorems Unicode version |
| Description: Conjunction of 2 l.e.'s |
| Ref | Expression |
|---|---|
| ler2.1 |
|
| ler2.2 |
|
| Ref | Expression |
|---|---|
| ler2an |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | anidm 103 |
. . 3
| |
| 2 | 1 | ax-r1 34 |
. 2
|
| 3 | ler2.1 |
. . 3
| |
| 4 | ler2.2 |
. . 3
| |
| 5 | 3, 4 | le2an 161 |
. 2
|
| 6 | 2, 5 | bltr 130 |
1
|
| Colors of variables: term |
| Syntax hints: |
| This theorem is referenced by: distlem 180 str 181 womao 212 womaon 213 womaa 214 womaan 215 anorabs2 216 anorabs 217 mccune2 239 oaidlem1 286 nom14 303 2vwomlem 347 ska4 415 i3orlem7 540 ud3lem1a 548 ud4lem1b 560 ud5lem1b 569 bi1o1a 780 biao 781 i2i1i1 782 3vth2 787 3vth6 791 3vded21 799 oaeqv 812 mlaconj4 826 negantlem2 831 negantlem9 841 negantlem10 843 neg3antlem2 847 mhlem 858 mhlem2 860 mh 861 distid 869 oago3.21x 872 cancellem 873 govar2 877 gon2n 878 gomaex4 880 oas 905 oat 907 oau 909 oa23 916 oa4lem1 917 oa4lem2 918 oaliv 983 oagen1 994 4oaiii 1019 4oagen1 1021 |
| This theorem was proved from axioms: ax-a1 29 ax-a2 30 ax-a3 31 ax-a5 33 ax-r1 34 ax-r2 35 ax-r4 36 ax-r5 37 |
| This theorem depends on definitions: df-a 39 df-t 40 df-f 41 df-le1 122 df-le2 123 |