| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > 3com12 | GIF version | ||
| Description: Commutation in antecedent. Swap 1st and 3rd. (Contributed by NM, 28-Jan-1996.) (Proof shortened by Andrew Salmon, 13-May-2011.) |
| Ref | Expression |
|---|---|
| 3exp.1 | ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) → 𝜃) |
| Ref | Expression |
|---|---|
| 3com12 | ⊢ ((𝜓 ∧ 𝜑 ∧ 𝜒) → 𝜃) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3ancoma 1016 | . 2 ⊢ ((𝜓 ∧ 𝜑 ∧ 𝜒) ↔ (𝜑 ∧ 𝜓 ∧ 𝜒)) | |
| 2 | 3exp.1 | . 2 ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) → 𝜃) | |
| 3 | 1, 2 | sylbi 121 | 1 ⊢ ((𝜓 ∧ 𝜑 ∧ 𝜒) → 𝜃) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∧ w3a 1009 |
| 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: 3adant2l 1263 3adant2r 1264 brelrng 5015 iotam 5372 funimaexglem 5467 fresaunres1disj 5574 fvun2 5773 nnaordi 6785 nnmword 6795 fpmg 6959 prcdnql 7857 prcunqu 7858 prarloc 7876 ltaprg 7992 mul12 8462 add12 8491 addsub 8544 addsubeq4 8548 ppncan 8575 leadd1 8765 ltaddsub2 8772 leaddsub2 8774 lemul1 8929 reapmul1lem 8930 reapadd1 8932 reapcotr 8934 remulext1 8935 div23ap 9029 ltmulgt11 9202 lediv1 9207 lemuldiv 9219 zdiv 9745 iooneg 10407 icoshft 10409 fzaddel 10482 fzshftral 10532 facwordi 11200 pfxeq 11490 abssubge0 11891 climshftlemg 12093 dvdsmul1 12605 divalgb 12717 lcmgcdeq 12886 pcfac 13158 mhmmulg 14025 rmodislmodlem 14796 cnmptcom 15524 hmeof1o2 15534 |
| Copyright terms: Public domain | W3C validator |