| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > 3com23 | Unicode version | ||
| Description: Commutation in antecedent. Swap 2nd and 3rd. (Contributed by NM, 28-Jan-1996.) |
| Ref | Expression |
|---|---|
| 3exp.1 |
|
| Ref | Expression |
|---|---|
| 3com23 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3exp.1 |
. . . 4
| |
| 2 | 1 | 3exp 1233 |
. . 3
|
| 3 | 2 | com23 78 |
. 2
|
| 4 | 3 | 3imp 1224 |
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 |
| This proof depends on definitions: df-bi 117 df-3an 1011 |
| This theorem is used by: 3coml 1241 syld3an2 1325 3anidm13 1337 eqreu 3018 f1ofveu 6073 acexmid 6084 dfsmo2 6558 f1oeng 7043 ctssdc 7454 ltexprlemdisj 7974 ltexprlemfu 7979 recexprlemss1u 8004 mul32 8458 add32 8487 cnegexlem2 8504 subsub23 8533 subadd23 8540 addsub12 8541 subsub 8558 subsub3 8560 sub32 8562 suble 8770 lesub 8771 ltsub23 8772 ltsub13 8773 ltleadd 8776 div32ap 9025 div13ap 9026 div12ap 9027 divdiv32ap 9053 cju 9294 icc0r 10339 fzen 10458 elfz1b 10508 ioo0 10705 ico0 10707 ioc0 10708 expgt0 11024 expge0 11027 expge1 11028 shftval2 11607 abs3dif 11888 divalgb 12711 nnwodc 12832 ctinf 13373 grpinvcnv 13926 mulgaddcom 14002 mulgneg2 14012 srgrmhm 14382 ringcom 14420 mulgass2 14447 opprrng 14466 opprring 14468 unitmulcl 14504 islmodd 14713 lmodcom 14754 rmodislmod 14772 restin 15368 cnpnei 15411 cnptoprest 15431 psmetsym 15521 xmetsym 15560 |
| Copyright terms: Public domain | W3C validator |