| Metamath Proof Explorer |
< Previous
Next >
Related theorems Unicode version |
| Description: Express implication in terms of conjunction. |
| Ref | Expression |
|---|---|
| imnan |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-an 225 |
. 2
| |
| 2 | 1 | con2bii 221 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: pm4.15 353 anass 439 pm5.18 658 pm5.17 666 dfbi 668 nan 687 ecase2d 749 nicodraw 949 alinexa 1038 dfsb3 1221 a12lem2 1370 a12study 1371 ralinexa 1675 eueq3 1910 ssnpss 2139 difin 2235 disj 2301 minel 2314 inssdif0 2323 sotric 2851 fr0 2917 dfwe2 2925 ordtri1 2970 ordsucss 3059 onuninsuc 3098 ordunisuc2 3105 funun 3540 imadif 3560 oalimcl 4178 omlimcl 4193 0nelqs 4282 unblem1 4517 suppr 4562 kmlem4 4740 alephnbtwn 4840 alephsucpw 4842 alephsucdom 4852 cfsuc 4887 genpnnp 5080 ltnsym2t 5506 xrltnsym2t 5524 nneo 6144 sqr2irrlem3 6656 aleph1re 7494 clsval2 7627 ntreq0 7650 bcthlem7 7939 nmounbi 8371 pilem1 8590 cvnsymt 10127 hatomistic 10197 cnfilca 10451 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 |
| This theorem depends on definitions: df-bi 147 df-an 225 |